EY

Eiji Yamaguchi

Canon: 32 patents #1,652 of 19,416Top 9%
TL Tokyo Electron Limited: 6 patents #1,241 of 5,567Top 25%
KO Komatsu: 5 patents #350 of 2,087Top 20%
SI Sintokogio: 4 patents #80 of 455Top 20%
TT The University Of Tokyo: 2 patents #500 of 2,633Top 20%
TL Tokyo Electron Kyushu Limited: 2 patents #49 of 104Top 50%
AN Akzo Nobel N.V.: 1 patents #670 of 1,625Top 45%
TC The Ohtsu Tire & Rubber Co.: 1 patents #27 of 52Top 55%
TL Tokyo Electron Tohoku Limited: 1 patents #33 of 103Top 35%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
NT Nagoya Institute Of Technology: 1 patents #52 of 159Top 35%
ST Shibaura Institute Of Technology: 1 patents #13 of 68Top 20%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #48,986 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
6144350 Electron generating apparatus, image forming apparatus, and method of manufacturing and adjusting the same Akira Fujii, Hidetoshi Suzuki 2000-11-07
6056042 Method of restoring used molding sand Kazuharu Matsui, Takehiko Matsumoto, Junichi Iwasaki 2000-05-02
5928390 Vertical processing apparatus Hidetami Yaegashi, Takayuki Toshima, Masami Akimoto, Junichi Kitano, Takayuki Katano +2 more 1999-07-27
5929827 Electron source, image forming apparatus using the same, method of manufacturing the same, and method of driving the same Aoji Isono, Yoshiyuki Osada, Hidetoshi Suzuki, Toshihiko Takeda, Hiroaki Toshima +2 more 1999-07-27
5853803 Resist processing method and apparatus Kiyohisa Tateyama, Kimio Motoda, Tatsuya Iwasaki, Takenobu Matsuo, Kazuki Denpoh 1998-12-29
5841755 Magnetooptical information recording and reproducing apparatus which reproduces information by detecting only portions of light from a recording medium not shielded by a shielding device Masakuni Yamamoto, Susumu Matsumura, Hiroaki Hoshi 1998-11-24
5786117 Medium and related method and apparatus for recording and reproducing information in cells using multiple interference Hiroaki Hoshi, Hideki Morishima, Masakuni Yamamoto, Susumu Matsumura 1998-07-28
5768219 Optical information recording/reproducing apparatus that produces verifying reproduction signals by executing a computation using detection signals of multi-divided detection surfaces of a photo-detector Masakuni Yamamoto, Susumu Matsumura, Hiroaki Hoshi 1998-06-16
5718763 Resist processing apparatus for a rectangular substrate Kiyohisa Tateyama, Kimio Motoda, Tatsuya Iwasaki, Takenobu Matsuo, Kazuki Denpoh 1998-02-17
5717506 Image communication apparatus for communicating binary and multi-value color image data Masakuni Yamamoto, Kiyonobu Endo, Susumu Matsumura, Hiroaki Hoshi, Koyo Hasegawa +2 more 1998-02-10
5712840 Optical information recording/reproduciing apparatus having two-division detectors Susumu Matsumura, Masakuni Yamamoto, Hiroaki Hoshi, Hideki Morishima 1998-01-27
5701279 Optical information recording-reproducing apparatus including a light beam detector being divided by a division line extending in a direction perpendicular to an information track Hiroaki Hoshi, Susumu Matsumura, Masakuni Yamamoto 1997-12-23
5668872 Information processing method and system Hideki Morishima, Kiyonobu Endo, Susumu Matsumura, Hiroaki Hoshi, Koyo Hasegawa +2 more 1997-09-16
5659329 Electron source, and image-forming apparatus and method of driving the same Masato Yamanobe, Yoshiyuki Osada, Ichiro Nomura, Hidetoshi Suzuki, Tetsuya Kaneko +10 more 1997-08-19
5654607 Image forming device and method including surface-conduction electron emitting devices and an electrode array for generating an electron beam Yoshiyuki Osada, Hidetoshi Suzuki, Toshihiko Takeda, Hiroaki Toshima, Aoji Isono +2 more 1997-08-05
5610897 Optical information reproducing apparatus Masakuni Yamamoto, Susumu Matsumura, Hiroaki Hoshi 1997-03-11
5593335 Method of manufacturing an electron source Hidetoshi Suzuki, Yoshiyuki Osada, Ichiro Nomura, Takeo Ono, Hisaaki Kawade +9 more 1997-01-14
5581532 Optical information recording/reproducing apparatus for accurately detecting magnetic domain edges Susumi Matsumura, Masakuni Yamamoto, Hiroaki Hoshi, Hideki Morishima 1996-12-03
5577017 Magnetooptical information recording/reproducing apparatus Masakuni Yamamoto, Susumu Matsumura, Hiroaki Hoshi 1996-11-19
5539718 Optical head for controlling light irradiation in a magneto-optical recording and/or reproducing apparatus Hiroaki Hoshi, Susumu Matsumura, Masakuni Yamamoto 1996-07-23
5468709 Catalysts for hydrotreating hydrocarbon oils and method of preparing the same Yuji Uragami, Hideharu Yokozuka, Kikoo Uekusa, Toshio Yamaguchi, Satoshi Abe +2 more 1995-11-21
5450376 Optical information recording/reproduction apparatus with super-resolution optical filter Susumu Matsumura, Hiroaki Hoshi, Masakuni Yamamoto 1995-09-12
5445521 Heat treating method and device Kaoru Fujihara, Takenobu Matsuo, Hirofumi Kitayama 1995-08-29
5365535 Semiconductor laser and beam splitting devices, and optical information recording/reproducing, optical communication, and optomagnetic recording/reproducing apparatuses using semiconductor laser and beam splitting devices Hiroaki Hoshi, Masakuni Yamamoto, Sotomitsu Ikeda 1994-11-15
5329517 Optical information recording and reproducing apparatus utilizing a plurality of recording light spots Susumu Matsumura, Hiroaki Hoshi, Masakuni Yamamoto, Hideki Morishima 1994-07-12