Inventor · disambiguated record
Yasuyuki Sugimoto
Also filed as: SUGIMOTO YASUYUKI
5 granted patents·21 citations·filing 1979–2014
73Inventor score
Top patents by PatentIndex Score
5 records- 0152US4264373AMethod of refining beet juiceTOYO SODA MFG CO LTD·Filed 1979·Granted Apr 28, 1981·8 cites·12 claims
- 0248US10087337B2Oil-based ball-point pen refill, oil-based ball-point pen, and oil-based ball-point pen ink compositionPILOT CORPORATION KK·Filed 2014·Granted Oct 2, 2018·0 cites·8 claims
- 0348US7497902B2Water based ink composition for rollerball penPILOT CORP·Filed 2007·Granted Mar 3, 2009·0 cites·2 claims
- 0434US5609432ABallpoint pen containing an aqueous ink compositionPILOT KK·Filed 1995·Granted Mar 11, 1997·9 cites·10 claims
- 0531US5205862AWater resistant ink compositions and process for preparationPILOT KK·Filed 1992·Granted Apr 27, 1993·4 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Yasuyuki Sugimoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →