Inventor · disambiguated record
Matsuhei Toyama
Also filed as: TOYAMA MATSUHEI
5 granted patents·44 citations·filing 1996–2006
78Inventor score
Technology areasB43K
Files withZEBRA CO LTD5
Top patents by PatentIndex Score
5 records- 0167US7972072B2Retractable writing implementZEBRA CO LTD·Filed 2006·Granted Jul 5, 2011·4 cites·6 claims
- 0267US5911534ACap for writing toolZEBRA CO LTD·Filed 1996·Granted Jun 15, 1999·21 cites·8 claims
- 0346US5888009AWriting tool and pressurizing capZEBRA CO LTD·Filed 1996·Granted Mar 30, 1999·10 cites·9 claims
- 0433US6042290AWriting toolZEBRA CO LTD·Filed 1996·Granted Mar 28, 2000·5 cites·2 claims
- 0532US5927888ACap for writing instrumentsZEBRA CO LTD·Filed 1996·Granted Jul 27, 1999·4 cites·3 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →