EK

Edward L. Kay

TR The Firestone Tire & Rubber: 20 patents #4 of 233Top 2%
📍 Akron, OH: #98 of 1,966 inventorsTop 5%
🗺 Ohio: #3,336 of 73,341 inventorsTop 5%
Overall (All Time): #226,756 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
4742100 Polyurethanes containing amine salts Kenneth B. Roskos 1988-05-03
4739037 Fine grinding guayule shrub-solvent slurry Richard Gutierrez 1988-04-19
4699968 Water as a partial extender in polyurethane formulations Kenneth B. Roskos 1987-10-13
4684715 Extraction of rubber and/or resin from rubber containing plants with a monophase solvent mixture Richard Gutierrez 1987-08-04
4647607 Synthetic rubber with guayule resin stabilization Richard Gutierrez 1987-03-03
4618667 Nucleation of urethane compositions Kenneth B. Roskos 1986-10-21
4604445 Polyurethane prepolymer comprising the reaction product of at least two active hydrogen containing substances with polyisocyanate Kenneth B. Roskos 1986-08-05
4579928 Urethane compositions Kenneth B. Roskos 1986-04-01
4579929 Urethane compositions prepared via preformed adducts Kenneth B. Roskos 1986-04-01
4568711 Synergistic additive combination for guayule rubber stabilization Richard Gutierrez, Walter R. Hausch 1986-02-04
4559378 Stabilization of elastomers with aliphatic-phenyl diamines and aliphatic phosphite compounds Richard Gutierrez, Wendall R. Conard 1985-12-17
4542191 Rubber additives derived from guayule resins and compositions containing them Richard Gutierrez 1985-09-17
4530995 Methods for storage of guayule plant material Richard Gutierrez, David J. Serbin 1985-07-23
4526959 Process for extracting rubber and by-products from guayule and guayule-like shrubs Richard Gutierrez 1985-07-02
4435337 Process for extracting rubber and by-products from guayule and guayule-like shrubs Richard Gutierrez 1984-03-06
4424171 Aqueous storage systems for storage of ground guayule plant material Richard Gutierrez 1984-01-03
4405532 Methods for storage of guayule plant material Richard Gutierrez, David J. Serbin 1983-09-20
4376853 Processing of guayule material by volatilizing and heating steps Richard Gutierrez 1983-03-15
4303597 O,O-dialkyldithiophosphoryl-N-hydrocarbylthiophosphoramides Delmar F. Lohr, Jr. 1981-12-01
4216126 Accelerated rubber composition 1980-08-05