Inventor · disambiguated record
Ryouzo Nishikawa
Also filed as: NISHIKAWA RYOUZO
3 granted patents·29 citations·filing 1998–2003
67Inventor score
Top patents by PatentIndex Score
3 records- 0150US7488524B2High-durability photocatalyst film and structure having photocatalytic functions on surfaceUBE NITTO KASEI CO·Filed 2003·Granted Feb 10, 2009·1 cites·8 claims
- 0249US6141472AOptical cable and optical cable chamber elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Oct 31, 2000·15 cites·6 claims
- 0346US6122426AOptical cable and optical cable chamber elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Sep 19, 2000·13 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Ryouzo Nishikawa 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 →