Inventor · disambiguated record
Keiji Sugimoto
Also filed as: SUGIMOTO KEIJI
6 granted patents·141 citations·filing 1986–2002
85Inventor score
Top patents by PatentIndex Score
6 records- 0186US6733124B2Contact lensMENICON CO LTD·Filed 2002·Granted May 11, 2004·43 cites·12 claims
- 0284US6659607B2Contact lensMENICON CO LTD·Filed 2002·Granted Dec 9, 2003·41 cites·21 claims
- 0382US4856656AMulti-layer film and packageIDEMITSU PETROCHEMICAL CO·Filed 1988·Granted Aug 15, 1989·38 cites·14 claims
- 0448US4723471AKeyboard deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Feb 9, 1988·10 cites·8 claims
- 0544US5502086AWater-absorptive contact lens and process for its productionMENICON CO LTD·Filed 1994·Granted Mar 26, 1996·6 cites·11 claims
- 0626US5426133AWater-absorptive contact lensMENICON CO LTD·Filed 1993·Granted Jun 20, 1995·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →