Inventor · disambiguated record
Hiroyoshi Hiramatsu
Also filed as: HIRAMATSU HIROYOSHI
6 granted patents·198 citations·filing 1987–2000
86Inventor score
Files withKAO CORP6
Top patents by PatentIndex Score
6 records- 0195US6506416B1Virucide composition and sporicide compositionKAO CORP·Filed 2000·Granted Jan 14, 2003·80 cites·17 claims
- 0288US5100574ADeinking agentKAO CORP·Filed 1989·Granted Mar 31, 1992·37 cites·3 claims
- 0375US5120397ADeinking agentKAO CORP·Filed 1990·Granted Jun 9, 1992·23 cites·5 claims
- 0473US5424161AToner compositionKAO CORP·Filed 1993·Granted Jun 13, 1995·19 cites·13 claims
- 0572US4789381AFiber treating process and composition used thereforKAO CORP·Filed 1987·Granted Dec 6, 1988·26 cites·5 claims
- 0658US5281358ADeinking agentKAO CORP·Filed 1990·Granted Jan 25, 1994·13 cites·3 claims
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