Assignee
YAMAGIWA HIROTO
JP·3 granted patents·1 pending application·7 citations·filing 2008–2011
Top patents by PatentIndex Score
4 records- 0171US8497553B2Semiconductor deviceYAMAGIWA HIROTO·Filed 2010·Granted Jul 30, 2013·4 cites·18 claims
- 0267US8526207B2Bi-directional switch, alternating-current two-wire switch, switching power source circuit, and method of driving bi-directional switchYAMAGIWA HIROTO·Filed 2011·Granted Sep 3, 2013·3 cites·15 claims
- 0341US2009085060A1Semiconductor deviceYAMAGIWA HIROTO·Filed 2008·Application pending·0 cites
- 0436US8063418B2Semiconductor deviceYAMAGIWA HIROTO·Filed 2010·Granted Nov 22, 2011·0 cites·16 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →