Inventor · disambiguated record
Kei Tokumoto
Also filed as: TOKUMOTO KEI
4 granted patents·1 pending application·89 citations·filing 1988–2006
80Inventor score
Top patents by PatentIndex Score
5 records- 0169US4997192AMechanical seal using pore-dispersed material, and pore-dispersed cemented carbide and method for manufacturing sameTANKEN SEIKO KK·Filed 1990·Granted Mar 5, 1991·27 cites·2 claims
- 0268US4925490AMechanical seal using pore-dispersed material, and pore-dispersed cemented carbide and method for manufacturing sameTANKEN SEIKO KK·Filed 1988·Granted May 15, 1990·18 cites·4 claims
- 0362US5545248ATitanium-base hard sintered alloyNIPPON TUNGSTEN·Filed 1995·Granted Aug 13, 1996·21 cites·3 claims
- 0459US6279443B1Die cut rollNIPPON TUNGSTEN·Filed 1998·Granted Aug 28, 2001·23 cites·25 claims
- 0545US2009120155A1Shaping Tool and Methods of Using the SameNIPPON TUNGSTEN·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →