Inventor · disambiguated record
Toshihiro Ishikawa
Also filed as: ISHIKAWA TOSHIHIRO
3 granted patents·69 citations·filing 1986–1991
74Inventor score
Files withTOA NENRYO KOGYO KK3
Top patents by PatentIndex Score
3 records- 0187US4781904ACalcium-phosphate type hydroxyapatite for chromatographic separation and process for producing sameTOA NENRYO KOGYO KK·Filed 1986·Granted Nov 1, 1988·35 cites·6 claims
- 0275US5082566ACalcium-phosphate type hydroxyapatite for chromatographic separation and process for producing sameTOA NENRYO KOGYO KK·Filed 1988·Granted Jan 21, 1992·20 cites·25 claims
- 0351US5217699ACalcium-phosphate type hydroxyapatiteTOA NENRYO KOGYO KK·Filed 1991·Granted Jun 8, 1993·14 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Toshihiro Ishikawa 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 →