Inventor · disambiguated record
Koei Igarashi
Also filed as: IGARASHI KOEI
3 granted patents·135 citations·filing 1993–2002
77Inventor score
Top patents by PatentIndex Score
3 records- 0189US6502273B1Cleaning sponge rollerKANEBO LTD·Filed 2000·Granted Jan 7, 2003·69 cites·7 claims
- 0286US6684447B2Cleaning sponge rollerAION CO LTD·Filed 2002·Granted Feb 3, 2004·44 cites·2 claims
- 0364US5530086APolyester containing 9,9-bis(4-(2-hydroxyalkoxy)phenyl fluoreneKANEBO LTD·Filed 1993·Granted Jun 25, 1996·22 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →