YS

Yoshio Sakai

HI Hitachi: 55 patents #211 of 28,497Top 1%
Fujitsu Limited: 11 patents #2,845 of 24,456Top 15%
GC Goo Chemical Co.: 9 patents #1 of 39Top 3%
TA Tanita: 9 patents #14 of 216Top 7%
SO Sony: 6 patents #6,793 of 25,231Top 30%
NK Nihon Kohden: 6 patents #66 of 467Top 15%
TC Totoku Electric Co.: 3 patents #8 of 92Top 9%
FL Fujitsu Optical Components Limited: 2 patents #42 of 126Top 35%
NC Nissin Chemical Industry Co.: 2 patents #21 of 83Top 30%
SC Shionogi & Co.: 2 patents #396 of 1,054Top 40%
NU National University Corporation Kagawa University: 2 patents #54 of 277Top 20%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
FL Furuno Electric Company Limited: 1 patents #215 of 407Top 55%
HC Hitachi Elevator Engineering And Service Co.: 1 patents #5 of 27Top 20%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HT Htc: 1 patents #822 of 1,407Top 60%
FC France Bed Co.: 1 patents #23 of 50Top 50%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #11,735 of 4,157,543Top 1%
111
Patents All Time

Issued Patents All Time

Showing 26–50 of 111 patents

Patent #TitleCo-InventorsDate
8554982 Storage device and information processing system Toshiyuki Nishihara 2013-10-08
8406582 Optical switch and method for controlling optical switch 2013-03-26
8331402 Optical transmission device, scrambling method, and descrambling method Kazuyuki Mori 2012-12-11
7920791 Passive optical network system and method of data transmission in the passive optical network Kazuyuki Mori 2011-04-05
7912329 Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching Yuji Tochio, Kazuyuki Mori, Atsuo Ishizuka 2011-03-22
7813795 Abdominal impedance measurement apparatus and body composition determination apparatus 2010-10-12
7684057 Linear measurement apparatus 2010-03-23
7613506 Method for deriving standard 12-lead electrocardiogram, and monitoring apparatus using the same Daming Wei 2009-11-03
7596290 Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching Yuji Tochio, Kazuyuki Mori, Atsuo Ishizuka 2009-09-29
7594896 Waist circumference calculation apparatus and body composition determination apparatus Hirokazu Ono, Koji Tsuji, Yasuhiro Kasahara 2009-09-29
7596453 Digital scale 2009-09-29
7466915 Mirror controller for optical switch Yuji Ishii, Kazuyuki Mori, Tamotsu Akashi 2008-12-16
7440649 Wavelength selective switch module Kazuyuki Mori, Satoshi Ide 2008-10-21
7385863 Semiconductor memory device Toshiyuki Nishihara 2008-06-10
7303927 Three-dimensional ferroelectric capacitor and method for manufacturing thereof as well as semiconductor memory device Chiharu Isobe 2007-12-04
7277606 Optical switch device Kazuyuki Mori 2007-10-02
7248514 Semiconductor memory device Toshiyuki Nishihara 2007-07-24
7239773 Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching Yuji Tochio, Kazuyuki Mori, Atsuo Ishizuka 2007-07-03
7077415 Hand-driven vehicle Shigeru Ikeda, Shoji Ohshita 2006-07-18
6878586 Semiconductor memory device Shinichiro Kimura, Naotaka Hashimoto, Tokuo Kure, Yoshifumi Kawamoto, Toru Kaga +1 more 2005-04-12
6721591 Method of deriving standard 12-lead electrocardiogram and electrocardiogram monitoring apparatus Daming Wei, Takeshi Kojima, Tadashi Nakayama 2004-04-13
5892190 Method and system of controlling elevators and method and apparatus of inputting requests to the control system Yuzo Morita, Toshimitsu Tobita, Kiyoshi Nakamura, Atsuya Fujino, Soshiro Kuzunuki +5 more 1999-04-06
5772602 Noninvasive blood pressure measuring device and method Toshichika Kaji 1998-06-30
5699807 Blood pressure measuring system Jun Motogi, Sunao Takeda 1997-12-23
5700705 Semiconductor integrated circuit device Satoshi Meguro, Kiyofumi Uchibori, Norio Suzuki, Makoto Motoyoshi, Atsuyoshi Koike +6 more 1997-12-23