KK

Koji Kawaguchi

FC Fuji Electric Co.: 20 patents #90 of 2,643Top 4%
FU Fuji: 19 patents #8 of 422Top 2%
TC Tamron Co.: 6 patents #9 of 138Top 7%
TL Tokyo Electron Limited: 4 patents #1,723 of 5,567Top 35%
JT Jtekt: 4 patents #427 of 1,969Top 25%
FC Fuji Machine Mfg. Co.: 3 patents #63 of 245Top 30%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
SI Seiko Instruments: 3 patents #474 of 1,437Top 35%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SI Sanyo Chemical Industries: 1 patents #242 of 607Top 40%
ES Etel S.A.: 1 patents #38 of 83Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TO Toa: 1 patents #27 of 65Top 45%
Overall (All Time): #29,934 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 51–69 of 69 patents

Patent #TitleCo-InventorsDate
7135816 Color conversion filter and color conversion color display having the same Yotaro Shiraishi, Yukinori Kawamura 2006-11-14
7092171 Lens barrel with lock mechanism 2006-08-15
7041389 Color-converting/filter substrate, multi-color organic EL display panel using the color-converting/filter substrate, and manufacturing methods thereof Makoto Utsumi 2006-05-09
6958618 Transporting mechanism, movable probe card transporting apparatus using transporting mechanism, and prober Hiroshi Amemiya, Masaru Suzuki 2005-10-25
6956323 Color conversion filter substrate and organic multicolor light emitting device Yotaro Shiraishi, Yukinori Kawamura 2005-10-18
6881525 Method of manufacturing color-converting filter Makoto Kobayashi, Kenya Sakurai 2005-04-19
6818328 Color conversion filter substrate, color conversion type multicolor organic EL display having the color conversion filter substrate, and methods of manufacturing these Makoto Utsumi 2004-11-16
6794888 Probe device Masashi Shimizu 2004-09-21
6762616 Probe system Hiroshi Amemiya, Hiroshi Kaneko, Tatsuo Kawashima 2004-07-13
6680286 Detergent composition comprising a quaternary ammonium salt of a carboxyl containing polymer Hiroshi Itayama 2004-01-20
6589672 Blue color filter and organic electroluminescent device using same Ryoji Kobayashi, Yotaro Shiraishi 2003-07-08
6563263 Multi-colored organic EL device with protective layer Toshiyuki Kanno 2003-05-13
6491379 Recording head and image recording apparatus utilizing the recording head Tatsuru Sato, Seiji Kuwahara, Hiroyuki Muramatsu 2002-12-10
6454966 Fluorescent conversion filter and organic light emitting element including the same Ryoji Kobayashi, Yotaro Shiraishi 2002-09-24
6309486 Polychromatic organic electroluminescent device and method of manufacturing the same Toshiyuki Kanno 2001-10-30
5876889 Electrophotographic photoconductor Yoichi Nakamura, Kazumi Egota, Yoshimasa Hattori 1999-03-02
5793402 Thermal transfer recording method and apparatus of both sublimation type and fusion type Akihiro Sadaki, Masayoshi Shiraishi, Naoki Kawawada 1998-08-11
5467120 Thermal transfer recording method and apparatus of both sublimation type and fusion type Akihiro Sadaki, Masayoshi Shiraishi, Naoki Kawawada 1995-11-14
5435311 Ultrasound therapeutic system Shinichiro Umemura, Kenichi Kawabata, Hiroshi Ikeda 1995-07-25