Inventor · disambiguated record

Richard J. Sperley

Also filed as: SPERLEY RICHARD J · SPERLEY RICHARD JON

2 granted patents·50 citations·filing 1974–1983

64Inventor score

Technology areasC08J

Files withUNIROYAL INC2

Top patents by PatentIndex Score

2 records

0185US3969568AAramid floc reinforcement of rubber using particular adhesiveUNIROYAL INC·Filed 1974·Granted Jul 13, 1976·39 cites·18 claims
0248US4477611AReinforced rubber composition containing ground coalUNIROYAL INC·Filed 1983·Granted Oct 16, 1984·11 cites·5 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →