TT

Takaaki Tanaka

PA Panasonic: 24 patents #737 of 21,108Top 4%
SE Seiko Epson: 16 patents #1,167 of 7,774Top 20%
Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
TO Toyota: 13 patents #2,130 of 26,838Top 8%
HC Hitachi Construction Machinery Co.: 11 patents #108 of 1,234Top 9%
Sumitomo Electric Industries: 11 patents #2,408 of 21,551Top 15%
JS Jfe Steel: 8 patents #220 of 1,401Top 20%
OK Okuma: 6 patents #28 of 233Top 15%
OC Olympus Optical Co.: 5 patents #667 of 2,334Top 30%
HC Hitachi Chemical Company: 4 patents #392 of 1,946Top 25%
HL Harison Toshiba Lighting: 4 patents #12 of 82Top 15%
DE Denso: 2 patents #4,986 of 11,792Top 45%
FC Fuji Electric Co.: 2 patents #952 of 2,643Top 40%
NC Nippon Tungsten Co.: 1 patents #45 of 139Top 35%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
KC Kuraray Fastening Co.: 1 patents #14 of 37Top 40%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
UI Ube Material Industries: 1 patents #29 of 58Top 50%
Overall (All Time): #9,372 of 4,157,543Top 1%
123
Patents All Time

Issued Patents All Time

Showing 101–123 of 123 patents

Patent #TitleCo-InventorsDate
6781655 Active-matrix liquid crystal display with line/column inversion drives, and associated electronic device Yasushi Yamazaki 2004-08-24
6464375 Lens element and illumination optical apparatus and projection display apparatus Mitsuhiro Wada 2002-10-15
6236385 Method of driving a liquid crystal display device Hiroaki Nomura, Yuzuru Sato, Akira Inoue, Kenichi Momose 2001-05-22
6224217 Optical illumination apparatus and image projection apparatus 2001-05-01
6072558 Electrooptical element switchable between a plurality of metabstable states Yuzuru Sato 2000-06-06
RE36299 Optical system for microscopes Toshinobu Suzuki, Chikara Nagano 1999-09-14
5900852 Liquid crystal display device having two metastable states and driving method therefor Yuzuru Sato, Hiroaki Nomura 1999-05-04
5835075 Method of driving a liquid crystal display device Hiroaki Nomura, Yuzuru Sato, Akira Inoue, Kenichi Momose 1998-11-10
5777784 Reflecting illumination optical system for microscopes 1998-07-07
5751102 Monochromatic cathode ray tube having scattered electron suppressing layer Masahide Yamauchi, Yasuhisa Ishikura, Masaki Aoki 1998-05-12
5684503 Method of driving a liquid crystal display device Hiroaki Nomura, Yuzuru Sato, Akira Inoue, Kenichi Momose 1997-11-04
5594464 Liquid crystal display device having two metastable states and driving method therefor Yuzuru Sato, Hiroaki Nomura 1997-01-14
5555133 Objective lens for microscope 1996-09-10
5488499 Liquid crystal display device utilizing a chiral nematic liquid crystal medium operative relative to two metastable states Yuzuru Sato 1996-01-30
5459481 Driving method for liquid crystal electro-optical device Yuzuru Sato 1995-10-17
5426471 Image projection system Sinya Sannohe 1995-06-20
5394271 Optical system for microscopes Toshinobu Suzuki, Chikara Nagano 1995-02-28
5371559 Light valve image projection apparatus Sinya San-Nohe, Yoshito Miyatake 1994-12-06
5299289 Polymer dispersed liquid crystal panel with diffraction grating Hideki Omae, Hirosi Takahara 1994-03-29
5227918 Wide field eyepiece lens system Toshinobu Suzuki, Mitsuo Arima 1993-07-13
5164821 Image projection system Yoshito Miyatake 1992-11-17
5092664 Liquid crystal image projection system Yoshito Miyatake 1992-03-03
5042929 Projection lens and projection system Yoshito Miyatake, Yuichi Kimura 1991-08-27