Inventor · disambiguated record
Koitchiro Ryuno
Also filed as: RYUNO KOITCHIRO
4 granted patents·74 citations·filing 1983–1987
78Inventor score
Top patents by PatentIndex Score
4 records- 0169US4900672AMethod for preservation of nitrile hydration activityNITTO CHEMICAL INDUSTRY CO LTD·Filed 1987·Granted Feb 13, 1990·28 cites·5 claims
- 0262US4931391AMethod for preservation of nitrile hydration activityMITSUBISHI RAYON CO·Filed 1987·Granted Jun 5, 1990·22 cites·4 claims
- 0362US4555487AMethod for cultivation of Pseudomonas bacteriaNITTO CHEMICAL INDUSTRY CO LTD·Filed 1983·Granted Nov 26, 1985·16 cites·3 claims
- 0453US4661456AMethod for cultivation of pseudomonas bacteriaNITTO CHEMICAL INDUSTRY CO LTD·Filed 1984·Granted Apr 28, 1987·8 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Koitchiro Ryuno 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 →