Inventor · disambiguated record
Shigehisa Imafuku
Also filed as: IMAFUKU SHIGEHISA · USUI KOICHI
4 granted patents·48 citations·filing 1976–1979
77Inventor score
Files withMIZUSAWA INDUSTRIAL CHEM4
Top patents by PatentIndex Score
4 records- 0174US4102977AProcess for the preparation of alkali aluminosilicate detergent builderMIZUSAWA INDUSTRIAL CHEM·Filed 1976·Granted Jul 25, 1978·22 cites·22 claims
- 0257US4238346ADetergent builders and process for preparation thereofMIZUSAWA INDUSTRIAL CHEM·Filed 1978·Granted Dec 9, 1980·12 cites·10 claims
- 0356US4265864AProcess for treating bauxite or similar raw materialMIZUSAWA INDUSTRIAL CHEM·Filed 1979·Granted May 5, 1981·7 cites·12 claims
- 0444US4219535AAlkali metal aluminosilicate detergent builderMIZUSAWA INDUSTRIAL CHEM·Filed 1978·Granted Aug 26, 1980·7 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Shigehisa Imafuku 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 →