Inventor · disambiguated record
Hisao Udagawa
Also filed as: UDAGAWA HISAO
3 granted patents·44 citations·filing 1977–2000
71Inventor score
Files withINT RECTIFIER CORP3
Top patents by PatentIndex Score
3 records- 0162US6114750ASurface mount TO-220 package and process for the manufacture thereofINT RECTIFIER CORP·Filed 1997·Granted Sep 5, 2000·27 cites·13 claims
- 0257US6291262B1Surface mount TO-220 package and process for the manufacture thereofINT RECTIFIER CORP·Filed 2000·Granted Sep 18, 2001·8 cites·7 claims
- 0349US4170020AGate turn-off thyristor for reducing the on current thereofINT RECTIFIER CORP·Filed 1977·Granted Oct 2, 1979·9 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →