Inventor · disambiguated record
Yoshihisa Ishiwata
Also filed as: ISHIWATA YOSHIHISA
1 granted patent·1 pending application·31 citations·filing 1997–2002
44Inventor score
Technology areasC12H
Top patents by PatentIndex Score
2 records- 0172US6565905B1Silica gel for stabilization treatment of beer, a method of manufacturing the silica gel and a method of the stabilization treatment of beerFUJI SILYSIA CHEMICAL LTD·Filed 1997·Granted May 20, 2003·31 cites·5 claims
- 0239US2003054077A1Clarification of beer fermentationKIRIN BREWERY·Filed 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoshihisa Ishiwata 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 →