Inventor · disambiguated record
Yoshiharu Yoshikawa
Also filed as: YOSHIKAWA YOSHIHARU
3 granted patents·45 citations·filing 1977–2002
71Inventor score
Top patents by PatentIndex Score
3 records- 0158US7179285B2StentKAWASUMI LAB INC·Filed 2001·Granted Feb 20, 2007·22 cites·48 claims
- 0255US7985251B2StentKAWASUMI LAB INC·Filed 2002·Granted Jul 26, 2011·15 cites·4 claims
- 0339US4142846AValve means for use in a concrete material pumpNIIGATA ENGINEERING CO LTD·Filed 1977·Granted Mar 6, 1979·8 cites·9 claims
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