Inventor · disambiguated record
Akihiro Ueyama
Also filed as: UEYAMA AKIHIRO
9 granted patents·163 citations·filing 1991–2010
88Inventor score
Top patents by PatentIndex Score
9 records- 0182US5146192ADelay circuit of ultrasonic diagnostic apparatus using delay line comprising variable capacitance diode and inductorHITACHI MEDICAL CORP·Filed 1991·Granted Sep 8, 1992·37 cites·23 claims
- 0279US5241473AUltrasonic diagnostic apparatus for displaying motion of moving portion by superposing a plurality of differential imagesISHIHARA KEN·Filed 1991·Granted Aug 31, 1993·81 cites·9 claims
- 0369US6674486B2Signal processor and signal processing methodSONY CORP·Filed 2001·Granted Jan 6, 2004·10 cites·12 claims
- 0467US8139079B2Color gamut component analysis apparatus, method of analyzing color gamut component, and color gamut component analysis programUEYAMA AKIHIRO·Filed 2008·Granted Mar 20, 2012·3 cites·11 claims
- 0548US5331532AHigh voltage regulating circuitSONY CORP·Filed 1992·Granted Jul 19, 1994·16 cites·9 claims
- 0642US5349274ABi-directional scan circuitSONY CORP·Filed 1993·Granted Sep 20, 1994·8 cites·11 claims
- 0739US8634027B2Video signal processing apparatus, enhancement gain generating method, and enhanced gain generating programUEYAMA AKIHIRO·Filed 2010·Granted Jan 21, 2014·0 cites·5 claims
- 0835US5341072ABi-directional scan circuitSONY CORP·Filed 1993·Granted Aug 23, 1994·4 cites·12 claims
- 0933US6549244B1Scanning speed modulating circuit for picture displaySONY CORP·Filed 1999·Granted Apr 15, 2003·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →