Inventor · disambiguated record
Masaaki Toyama
Also filed as: TOYAMA MASAAKI
9 granted patents·314 citations·filing 1984–2004
89Inventor score
Top patents by PatentIndex Score
9 records- 0194US4676645AOptical instrument for measuring displacementSONY MAGNESCALE INC·Filed 1984·Granted Jun 30, 1987·81 cites·9 claims
- 0290US6239558B1System for driving a cold-cathode fluorescent lamp connected to a piezoelectric transformerTAIHEIYO CEMENT CORP·Filed 1997·Granted May 29, 2001·119 cites·34 claims
- 0377US6198198B1Control circuit and method for piezoelectric transformerTAIHEIYO CEMENT CORP·Filed 1998·Granted Mar 6, 2001·61 cites·19 claims
- 0468US6172447B1Piezoelectric transformer deviceTAIHEIYO CEMENT CORP·Filed 1997·Granted Jan 9, 2001·27 cites·18 claims
- 0551US6873086B2Piezoelectric transformer and strobe apparatus having the piezoelectric transformerTAIHEIYO CEMENT CORP·Filed 2004·Granted Mar 29, 2005·3 cites·6 claims
- 0647US6486612B2Control circuit and method for protecting a piezoelectric transformer from an open state and a short-circuited stateTAIHEIYO CEMENT CORP·Filed 1998·Granted Nov 26, 2002·13 cites·20 claims
- 0741US6882090B2Piezoelectric transformer and strobe apparatus having the piezoelectric transformerTAIHEIYO CEMENT CORP·Filed 2002·Granted Apr 19, 2005·0 cites·3 claims
- 0840US7355326B2Piezoelectric transformerTAIHEIYO CEMENT CORP·Filed 2004·Granted Apr 8, 2008·0 cites·4 claims
- 0938US6262518B1Housing for piezoelectric transformer deviceTAIHEIYO CEMENT CORP·Filed 1998·Granted Jul 17, 2001·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →