WH

William L. Hergenrother

Bridgestone: 145 patents #1 of 2,860Top 1%
TR The Firestone Tire & Rubber: 42 patents #1 of 233Top 1%
BF Bridgestone Firestone: 15 patents #7 of 276Top 3%
FP Firestone Polymers: 8 patents #7 of 31Top 25%
HG Heritage Research Group: 4 patents #10 of 24Top 45%
BT Bridgestone Firestone North American Tire: 2 patents #47 of 133Top 40%
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FC Firestone Industrial Products Company: 1 patents #43 of 66Top 70%
📍 Akron, OH: #2 of 1,966 inventorsTop 1%
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Overall (All Time): #2,853 of 4,157,543Top 1%
215
Patents All Time

Issued Patents All Time

Showing 201–215 of 215 patents

Patent #TitleCo-InventorsDate
4239860 Amine terminated polymers and the formation of block copolymers Richard A. Schwarz, Richard J. Ambrose, Robert A. Hayes 1980-12-16
4235979 Amine terminated polymers and the formation of block copolymers Richard A. Schwarz, Richard J. Ambrose, Robert A. Hayes 1980-11-25
4225697 Polyphosphazene polymers containing dialkyl alkylene diamino substituents Adel Farhan Halasa 1980-09-30
4223102 Polyphosphazene polymers containing substituents derived from alkyl or aryl carbazates Adel Farhan Halasa 1980-09-16
4221900 Polyphosphazene copolymers containing substituents derived from substituted 2-nitroethanols Adel Farhan Halasa 1980-09-09
4221898 Polyphosphazene polymers containing ortho-difunctional phenylene substitutents Adel Farhan Halasa 1980-09-09
4221904 Polyphosphazene copolymers containing substituents derived from pyruvate esters Adel Farhan Halasa 1980-09-09
4221899 Polyphosphazene polymers containing substituents derived from alkyl or aryl hydrazines Adel Farhan Halasa 1980-09-09
4219637 Polyphosphazene polymers containing cyclic substituents from 1,2- or 1,3-difunctional compounds Adel Farhan Halasa 1980-08-26
4218556 Polyphosphazene copolymers containing tetraalkyl orthosilicate substituents and a process therefore Adel Farhan Halasa 1980-08-19
4218557 Polyphosphazene polymers containing N-substituted amido and imido substituents Adel Farhan Halasa 1980-08-19
4182834 Polyphosphazene copolymers containing substituents from tetraalkyl titanate Adel Farhan Halasa 1980-01-08
4182836 Polyphosphazene copolymers containing substituents from alkylphosphite Adel Farhan Halasa 1980-01-08
4182837 Polyphosphazene copolymers containing sulfone substituents Adel Farhan Halasa 1980-01-08
4182835 Polyphosphazene copolymers containing nitroalkyl substituents Adel Farhan Halasa 1980-01-08