Inventor · disambiguated record
Robert S. Sheppard
Also filed as: SHEPPARD ROBERT S
2 granted patents·71 citations·filing 1975–1975
64Inventor score
Technology areasC01B
Files withPPG INDUSTRIES INC2
Top patents by PatentIndex Score
2 records- 0186US3979500APreparation of finely-divided refractory powders of groups III-V metal borides, carbides, nitrides, silicides and sulfidesPPG INDUSTRIES INC·Filed 1975·Granted Sep 7, 1976·62 cites·16 claims
- 0249US4233277APreparing refractory metal boride powderPPG INDUSTRIES INC·Filed 1975·Granted Nov 11, 1980·9 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →