Inventor · disambiguated record
Yoshitsugu Okada
Also filed as: OKADA YOSHITSUGU
13 granted patents·1 pending application·183 citations·filing 1975–2003
92Inventor score
Top patents by PatentIndex Score
14 records- 0175US4008877AButterfly valve apparatusKUBOTA LTD·Filed 1975·Granted Feb 22, 1977·28 cites·6 claims
- 0274US4294428AButterfly valveKUBOTA LTD·Filed 1980·Granted Oct 13, 1981·29 cites·7 claims
- 0374US4266753AButterfly valveKUBOTA LTD·Filed 1978·Granted May 12, 1981·26 cites·8 claims
- 0470US6512424B2High frequency nonreciprocal circuit element with a protruding embedded magnetized memberNEC CORP·Filed 2001·Granted Jan 28, 2003·8 cites·16 claims
- 0560US6127907AHigh frequency filter and frequency characteristics regulation method thereforNEC CORP·Filed 1998·Granted Oct 3, 2000·13 cites·15 claims
- 0656US4882839AMethod of manufacturing multi-layered wiring substrateNEC CORP·Filed 1989·Granted Nov 28, 1989·17 cites·1 claims
- 0756US4040443ASleeve valveKUBOTA LTD·Filed 1976·Granted Aug 9, 1977·15 cites·4 claims
- 0855US4007910AButterfly valve apparatusKUBOTA LTD·Filed 1975·Granted Feb 15, 1977·15 cites·2 claims
- 0953US6504444B1High frequency integrated circuit including an isolator and dielectric filterNEC CORP·Filed 1998·Granted Jan 7, 2003·19 cites·10 claims
- 1046US6348843B1Method of regulating a high frequency nonreciprocal circuit elementNEC CORP·Filed 1999·Granted Feb 19, 2002·6 cites·5 claims
- 1134US2006011702A1Solder and packaging therefromFUNAYA TAKUO·Filed 2003·Application pending·0 cites
- 1233US5876618ANi-Zn type ferriteNEC CORP·Filed 1997·Granted Mar 2, 1999·3 cites·8 claims
- 1332US4221360AButterfly valveKUBOTA LTD·Filed 1978·Granted Sep 9, 1980·4 cites·1 claims
- 1428US5874020ANi-Zn base ferriteNEC CORP·Filed 1997·Granted Feb 23, 1999·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →