Inventor · disambiguated record

Makoto Kawashima

Also filed as: KAWASHIMA MAKOTO

2 granted patents·240 citations·filing 1991–2005

63Inventor score

Technology areasC01B C01G

Files withNISSAN CHEMICAL IND LTD2

Top patents by PatentIndex Score

2 records

0195US5221497AElongated-shaped silica sol and method for preparing the sameNISSAN CHEMICAL IND LTD·Filed 1991·Granted Jun 22, 1993·239 cites·32 claims
0260US7897138B2Process for producing antimony pentaoxideNISSAN CHEMICAL IND LTD·Filed 2005·Granted Mar 1, 2011·1 cites·19 claims

Join the waitlist — get patent alerts

Get an alert when Makoto Kawashima 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 →