Inventor · disambiguated record
Sadao Matsumura
Also filed as: MATSUMURA SADAO
8 granted patents·86 citations·filing 1978–2011
86Inventor score
Top patents by PatentIndex Score
8 records- 0176US4489250ATemperature compensated surface acoustic wave deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Dec 18, 1984·21 cites·8 claims
- 0274US4672255ASurface acoustic wave deviceTOSHIBA KK·Filed 1986·Granted Jun 9, 1987·22 cites·8 claims
- 0372US7751457B2Laser-diode pumped solid-state laser apparatus, optical scanning apparatus, image forming apparatus and display apparatusRICOH KK·Filed 2007·Granted Jul 6, 2010·4 cites·12 claims
- 0461US4591994AMethod and apparatus for controlling shape of single crystalTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted May 27, 1986·12 cites·12 claims
- 0559US4383174APyroelectric detector and method for manufacturing the sameTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted May 10, 1983·17 cites·8 claims
- 0652US9005466B2Highly insulative and highly stable piezoelectric single LTGA crystal, method for producing the same, piezoelectric element using said single LTGA crystal, and combustion pressure sensorHAYASHI TAKAYUKI·Filed 2011·Granted Apr 14, 2015·0 cites·13 claims
- 0751US4245200AMethod of intermediate frequency filtration in a television receiverTOKYO SHIBAURA ELECTRIC CO·Filed 1978·Granted Jan 13, 1981·6 cites·8 claims
- 0844US4245201AElastic surface wave deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1978·Granted Jan 13, 1981·4 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →