Inventor · disambiguated record
Yasuji Okuda
Also filed as: OKUDA YASUJI
8 granted patents·195 citations·filing 1973–1996
89Inventor score
Technology areasC09D
Files withSAKURA COLOR PROD CORP8
Top patents by PatentIndex Score
8 records- 0188US3945837AInk compositionSAKURA COLOR PROD CORP·Filed 1973·Granted Mar 23, 1976·45 cites·24 claims
- 0275US4942185AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1989·Granted Jul 17, 1990·24 cites·7 claims
- 0367US5106881AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1991·Granted Apr 21, 1992·26 cites·5 claims
- 0467US4829108ASolid coating compositionsSAKURA COLOR PROD CORP·Filed 1988·Granted May 9, 1989·23 cites·23 claims
- 0565US5009536AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1990·Granted Apr 23, 1991·21 cites·8 claims
- 0662US5510397AAqueous pigment ink composition for writing utensilsSAKURA COLOR PROD CORP·Filed 1994·Granted Apr 23, 1996·19 cites·10 claims
- 0760US5762694AInk composition for marking penSAKURA COLOR PROD CORP·Filed 1996·Granted Jun 9, 1998·22 cites·17 claims
- 0851US5716217AWater base ink compositions for neon boardsSAKURA COLOR PROD CORP·Filed 1995·Granted Feb 10, 1998·15 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →