Inventor · disambiguated record
Richard Kieffer
Also filed as: KIEFFER RICHARD
4 granted patents·24 citations·filing 1976–2018
72Inventor score
Top patents by PatentIndex Score
4 records- 0169US4212671ACemented carbide containing molybdenum tungsten carbonitride having WC type structureSANDVIK AB·Filed 1978·Granted Jul 15, 1980·13 cites·5 claims
- 0267US10981173B1Endothermic syringe sleeveKIEFFER RICHARD·Filed 2018·Granted Apr 20, 2021·1 cites·19 claims
- 0356US4342594ACemented carbideSANDVIK AB·Filed 1979·Granted Aug 3, 1982·9 cites·20 claims
- 0425US4095978AHard tantalum nitride base alloysUGINE CARBONE·Filed 1976·Granted Jun 20, 1978·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →