Inventor · disambiguated record
Katsuro Kawahara
Also filed as: KAWAHARA KATSURO
3 granted patents·29 citations·filing 2002–2005
70Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0175US7062835B2Joint structure for power transmitting member and method for producing the sameHITACHI LTD·Filed 2005·Granted Jun 20, 2006·8 cites·8 claims
- 0270US7074129B2Coupling member of power transmission apparatusHITACHI LTD·Filed 2003·Granted Jul 11, 2006·15 cites·12 claims
- 0356US7140800B2Joint structure for power transmitting member and method for producing the sameHITACHI LTD·Filed 2002·Granted Nov 28, 2006·6 cites·18 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →