Inventor · disambiguated record
Katsuhiko Yazaki
Also filed as: YAZAKI KATSUHIKO
8 granted patents·110 citations·filing 1987–1991
88Inventor score
Files withMITSUBISHI PENCIL CO8
Top patents by PatentIndex Score
8 records- 0187USD311550SMarking penMITSUBISHI PENCIL CO·Filed 1987·Granted Oct 23, 1990·28 cites·1 claims
- 0282USD306873STwin-nibbed marking penMITSUBISHI PENCIL CO·Filed 1987·Granted Mar 27, 1990·21 cites·1 claims
- 0377USD308075SMarking penMITSUBISHI PENCIL CO·Filed 1987·Granted May 22, 1990·17 cites·1 claims
- 0473USD333882SCombined cosmetic applicator and capMITSUBISHI PENCIL CO·Filed 1991·Granted Mar 9, 1993·17 cites·1 claims
- 0572USD313623STwin-nibbed marking penMITSUBISHI PENCIL CO·Filed 1987·Granted Jan 8, 1991·14 cites·1 claims
- 0651USD313622STwin-nibbed marking penMITSUBISHI PENCIL CO·Filed 1987·Granted Jan 8, 1991·6 cites·1 claims
- 0744USD313620STwin-nibbed marking penMITSUBISHI PENCIL CO·Filed 1987·Granted Jan 8, 1991·4 cites·1 claims
- 0840USD313621STwin-nibbed marking penMITSUBISHI PENCIL CO·Filed 1987·Granted Jan 8, 1991·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →