Inventor · disambiguated record
John W. Friederichs
Also filed as: FRIEDERICHS JOHN W
5 granted patents·65 citations·filing 1991–1994
81Inventor score
Top patents by PatentIndex Score
5 records- 0174US5918102AArticles of ultra fine grained cemented carbide and process for making sameVALENITE INC·Filed 1994·Granted Jun 29, 1999·20 cites·7 claims
- 0258US5368628AArticles of ultra fine grained cemented carbide and process for making sameVALENITE INC·Filed 1992·Granted Nov 29, 1994·12 cites·7 claims
- 0353US5338506AProcess for making non-magnetic nickel tungsten carbide cemented carbide compositions and articles made from the sameVALENITE INC·Filed 1992·Granted Aug 16, 1994·13 cites·10 claims
- 0444US5273571ANonmagnetic nickel tungsten cemented carbide compositions and articles made from the sameVALENITE INC·Filed 1992·Granted Dec 28, 1993·9 cites·2 claims
- 0542US5123788ACutting insert with raised cutting edgeGTE VALENITE CORP·Filed 1991·Granted Jun 23, 1992·11 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →