Inventor · disambiguated record
Masahisa Maki
Also filed as: MAKI MASAHISA
3 granted patents·64 citations·filing 1988–2001
72Inventor score
Technology areasB43K
Files withPILOT INK CO LTD2
Top patents by PatentIndex Score
3 records- 0180USD452527SBall-point penFiled 2001·Granted Dec 25, 2001·30 cites·1 claims
- 0270US4844642ACap for writing equipmentPILOT INK CO LTD·Filed 1988·Granted Jul 4, 1989·30 cites·11 claims
- 0350US6341914B2Ballpoint pen tip and ballpoint pen using the samePILOT INK CO LTD·Filed 2001·Granted Jan 29, 2002·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →