Patents from Iowa State University, University of Iowa and University of Northern Iowa. To browse individual collections, go to:

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Patents from 1983

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Bicycle rack, Robert J. Hostert, Michael J. Mathiasmeier, and Robert J. Gilbert

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Light actuated remote control security system, Jack C. Klaus, Larry D. Schroeder, Vincent H. Casteel, and Kenneth E. Schwartz

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Method of forming a skeletal dome structure in situ, Amde M. Wolde-Tinase

Submissions from 1982

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US Patent 4,330,486 Bis(phosphonic acid) difluoromethane, Donald J. Burton and Richard M. Flynn

US Patent 4,336,158 Composition for determination of N-nitrosamines, Clyde W. Frank, Paul J. Nord, and Robert D. Cox

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Curling eye heddle, Carolyn S. Hoagland

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US Patent 4,355,643 Vacuum cup doppler flow transducer and method for using same, Donald E. Laughlin and Paul J. Krumm

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Positive pressure drug releasing device, Keith E. Magoon, Lawrence E. Evans, and Frederick B. Hembrough

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Door guard, Edward H. Matthews Jr. and William A. White Jr.

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Method of detecting mold toxin infected grains, Henry M. Stahr

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US Patent 4,355,801 Adjustable weight lifting holding device for leg lifting exercises, Timothy A. Thomsen

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US Patent 4,323,852 Fast recovery electrode amplifier, David D. Walker

Patents from 1981

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Rotary tiller slot planter and method for using the same, Wesley F. Buchele

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US Patent 4,303,419 Method and composition for determination of N-nitrosamines, Clyde W. Frank, Paul J. Nord, and Robert D. Cox

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US Patent 4,256,462 Method and composition for determination of n-nitrosamines, Clyde W. Frank, Paul J. Nord, and Robert D. Cox

US Patent 4,299,200 Apparatus and method for collecting solar energy, Donald L. Spencer

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US Patent 4,286,577 Apparatus for containing liquid, Donald L. Spencer and Patrick J. Melroy

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Converting homogeneous to heterogeneous catalysts, John G. Verkade

Submissions from 1980

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US Patent 4,187,611 Dental retention pin and method, Kai C. Chan

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US Patent 4,186,726 Apparatus and method for collecting solar energy, Donald L. Spencer

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US Patent 4,240,407 Solar absorber panel, collector assembly and installation method, Donald L. Spencer

US Patent 4,229,841 Wrist prosthesis, Youngil Youm and Adrian E. Flatt

Patents from 1979

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Method and apparatus for controlling the approach angle of a plow unit in response to speed variations, Wesley F. Buchele, William I. Baldwin, James H. Eidet, and Steven J. Marley

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Compactor device for large round bales, Wesley F. Buchele, Dennis L. Jeffries, Ricky D. Madison, Timothy J. Mattson, Gregory E. Sparks, Raymond D. Thompson, and Howard T. Uehle

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US Patent 4,163,063 Aminotetralin adrenergic β-agonists, Joseph G. Cannon and John P. Long

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US Patent 4,134,997 Effect of an aminotetralin derivative on coronary blood flow in infarcted hearts, Joseph G. Cannon, John P. Long, and John N. Diana

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US Patent 4,175,446 Step counting device and method, Roy D. Crowninshield and Andrew J. Branch

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US Patent 4,177,994 Golf game and practice apparatus, Everet F. Lindquist

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US Patent 4,147,691 Process for the extraction and purification of cesalin, Rex Montgomery and Chao-kuo Chiang

Submissions from 1978

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US Patent 4,130,283 Simulated fairway surface for golf apparatus, Everet F. Lindquist

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US Patent 4,114,500 Pad for woodwind musical instrument, Edwin Norbeck

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Simultaneous reductive and oxidative decomposition of calcium sulfate in the same fluidized bed, Thomas D. Wheelock

Submissions from 1977

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US Patent 4,037,324 Method and system for orthodontic moving of teeth, George F. Andreasen

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Recording soil penetrometer, William I. Baldwin and Wesley F. Buchele

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Blade guard for rotary lawn mowers, Wesley F. Buchele and William I. Baldwin

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US Patent 4,058,910 Apparatus for teaching the structures and projection of arterial systems, David C. Funk

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US Patent 4,019,498 Device for control of female urinary incontinence, Charles E. Hawtrey and Paul Walter Vervais

Submissions from 1976

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US Patent 4,000,197 Asymmetric synthesis of phenylisopropylamines, Charles F. Barfknecht and David E. Nichols

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Blade guard for rotary lawn mowers, Wesley F. Buchele

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US Patent 3,962,450 Composition and methods for effecting sedation, Lawrence J. Fischer and John J. Ambre

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US Patent 4,000,187 Quinoline and anthrazoline polymers, John K. Stille

Patents from 1975

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Fluid pressure actuated net weighing device with pneumatic taring, Wesley F. Buchele

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Process for mineral refining, William L. Nikolai Jr. and Thomas D. Wheelock

Patents from 1974

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Shelling mechanism, Wesley F. Buchele and Ali R. Mahmoud

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Spring-mounted rasp bar sheller, Wesley F. Buchele, Ignatius K. Peprah, and Ali R. Mahmoud

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Safety door for the unloading mechanism of self-unloading wagons, Wesley F. Buchele and Leo C. Peters

Patents from 1973

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Strain-gauge, brushless torque meter, Wesley F. Buchele

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US Patent 3,781,319 Process for preparing isocyanates, Stanely Wawzonek and Richard C. Gueldner

Patents from 1972

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Cutting knife assembly for a combine, Graeme R. Quick and Wesley F. Buchele

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US Patent 3,661,850 Quinoxaline polymers,methods of making same and compositions thereof, John K. Stille

Patents from 1971

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Process for high temperature gaseous reduction of calcium sulfate, Thomas D. Wheelock and David R. Boyland

Patents from 1970

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Machine for forming and handling large round bales of a fibrous material, Wesley F. Buchele and Virgil D. Haverdink

Patents from 1968

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Material-handling apparatus, Wesley F. Buchele

Patents from 1966

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Method for recovering sulfur dioxide from a gas stream, Thomas D. Wheelock and David R. Boylan

Submissions from 1965

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US Patent 3,211,697 Phosphoricamide polymers, Stanton A. Harris and John P. Hummel

Patents from 1963

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Apparatus for threshing grain, Wesley F. Buchele

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Reductive decomposition of calium sulfate, Thomas D. Wheelock and David R. Boylan

Submissions from 1961

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US Patent 3,000,386 Expansible frame structure, John H. Schulze and Stanley J. Bye

Patents from 1959

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Method of threshing grain, Wesley F. Buchele

Submissions from 1956

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US Patent 2,755,660 Permeability tester, Karl Kammermeyer and David William Brubaker