YS

Yuji Segawa

SO Sony: 27 patents #1,364 of 25,231Top 6%
Fujitsu Limited: 12 patents #2,592 of 24,456Top 15%
EK Eiken Kagaku: 4 patents #8 of 92Top 9%
Overall (All Time): #67,837 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6551472 Electroforming apparatus Eiji Saito, Masatoshi Suzuki, Minoru Tazoe, Makoto Ito 2003-04-22
6534117 Electroless plating method and electroless plating solution Akira Yoshio, Naoki Komai 2003-03-18
6509791 Switched capacitor filter circuit Asao Kokubo 2003-01-21
6479384 Process for fabricating a semiconductor device Naoki Komai, Takeshi Nogami 2002-11-12
6456170 Comparator and voltage controlled oscillator circuit Masaru Otsuka, Osamu Kikuchi, Akira Haga, Yoshinori Yoshikawa 2002-09-24
6342818 PLL having switching circuit for maintaining lock during loss of input signal Kunihiko Gotoh 2002-01-29
6211746 Integration method and integration circuit offering improved signal-to-noise ratio, and voltage-controlled oscillator and frequency-voltage converter employing integration circuit Kunihiko Gotoh 2001-04-03
6100766 Correction circuit controlling sensitivities of an oscillator circuit and electronic device using the same Kunihiko Gotoh 2000-08-08
6064243 Current switch and PLL in which it is used Atsushi Matsuda, Kunihiko Gotoh 2000-05-16
5955925 Digital AGC circuit Kunihiko Gotoh 1999-09-21
5870000 Oscillation circuit and PLL circuit using same Atsushi Matsuda 1999-02-09
5793257 Oscillator having switching capacitors and phase-locked loop employing same Noboru Inanami, Kunihiko Gotoh 1998-08-11
5697391 Method for making a color filter 1997-12-16
5633939 Compander circuit Kazuhiro Kitani, Kunihiko Gotoh 1997-05-27
5579214 Half-wave rectifier circuit Kazuhiro Kitani, Kunihiko Gotoh 1996-11-26
5523721 Digitally controlled variable gain circuit Yukinori Abe, Kunihiko Gotoh 1996-06-04
5506707 Electrode substrate having double layers of indium tin oxide and method for making the same 1996-04-09
5419991 Method of manufacturing a liquid crystal display 1995-05-30
5319345 Variable resistor Yukinori Abe, Kunihiko Gotoh 1994-06-07