AY

Akira Yamakoshi

SO Sony: 5 patents #7,785 of 25,231Top 35%
SC Seikosha Co.: 4 patents #86 of 312Top 30%
Overall (All Time): #526,413 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5941498 Rotation mechanism for rotatable seat Naoaki Hoshihara, Takayuki Ohta, Tsutomu Matsubayashi 1999-08-24
4859966 Current amplifier circuit and a current amplifying type differential current converter circuit Toyohiko Fujita, Kunihiko Tsukakoshi, Shinji Anraku 1989-08-22
4825104 Comparator Toyohiko Fujita, Kunihiko Tsukakoshi, Kazuhisa Mito 1989-04-25
4804927 Current amplifier circuit Toyohiko Fujita, Kunihiko Tsukakoshi, Shinji Anraku 1989-02-14
4801892 Current mirror circuit Toyohiko Fujita, Kunihiko Tsukakoshi, Shinji Anraku 1989-01-31
4521744 Tuning apparatus of phase-locked loop type Takaaki Yamada, Yukio Tsuda 1985-06-04
4369411 Circuit for converting single-ended input signals to a pair of differential output signals Tsutomu Niimura, Kyoichi Murakami 1983-01-18
4347531 Circuit converting a pair of differential input signals to single-ended output signals Kyoichi Murakami, Tsutomu Niimura 1982-08-31
4343018 Chrominance signal processing circuit Tsutomu Niimura, Kyoichi Murakami 1982-08-03
4292597 Circuit for converting single-ended input signals to a pair of differential output signals Tsutomu Niimura, Kyoichi Murakami 1981-09-29