Inventor · disambiguated record
Tsutomu Koseki, Deceased
Also filed as: KOSEKI TSUTOMU
2 granted patents·92 citations·filing 1996–1998
69Inventor score
Technology areasC09K
Files withKAO CORP2
Top patents by PatentIndex Score
2 records- 0182US6146244ASubstrate produced by using alumina particles as an abrasiveKAO CORP·Filed 1998·Granted Nov 14, 2000·54 cites·2 claims
- 0276US5868604AAbrasives composition, substrate and process for producing the same, and magnetic recording medium and process for producing the sameKAO CORP·Filed 1996·Granted Feb 9, 1999·38 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →