Inventor · disambiguated record
James R. Birk
Also filed as: BIRK JAMES R
3 granted patents·156 citations·filing 1975–1996
76Inventor score
Top patents by PatentIndex Score
3 records- 0192US4017271AProcess for production of synthesis gasROCKWELL INTERNATIONAL CORP·Filed 1975·Granted Apr 12, 1977·83 cites·12 claims
- 0273US5577745APersonal material handling systemFiled 1996·Granted Nov 26, 1996·56 cites·10 claims
- 0362US4058396ARecovery of lead from batteriesELECTRIC POWER RES INST·Filed 1976·Granted Nov 15, 1977·17 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →