KK

Kenji Kawasaki

OL Olympus: 22 patents #102 of 3,097Top 4%
HI Hitachi: 12 patents #3,472 of 28,497Top 15%
OC Olympus Optical Co.: 11 patents #289 of 2,334Top 15%
Nissan Motor Co.: 9 patents #795 of 8,689Top 10%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
MS Mitsubishi Hitachi Power Systems: 3 patents #197 of 970Top 25%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
NC Nihon Cement Co.: 1 patents #13 of 50Top 30%
NC Nippon Welding Rod Co.: 1 patents #9 of 40Top 25%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
EV Evident: 1 patents #37 of 75Top 50%
DE Denso: 1 patents #6,940 of 11,792Top 60%
SC Shindengen Electric Manufacturing Co.: 1 patents #159 of 307Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #26,374 of 4,157,543Top 1%
74
Patents All Time

Issued Patents All Time

Showing 51–74 of 74 patents

Patent #TitleCo-InventorsDate
6456430 Microscope Takashi Kasahara, Katsuyuki Abe 2002-09-24
6407857 Lens barrel with variable eyepoint position and microscope using the same lens barrel 2002-06-18
6396628 Microscope transmitted-illumination apparatus Kazuhiko Osa, Minoru Sukekawa 2002-05-28
6335833 Afocal zoom lens system for streroscopic microscopes 2002-01-01
6332145 Method for creating browsing data of an information searching apparatus and method for searching information Tetsuo Tanaka, Yoshiaki Morimoto, Kunihisa Nitta, Kimio Tanaka 2001-12-18
6212005 Microscope illumination optical system and microscope having the same Kazuo Kajitani 2001-04-03
6157495 Afocal zoom lens system for stereoscopic microscopes 2000-12-05
6154218 Method for generating, managing and displaying information retrieval data on information processing system Atsushi Murase, Tetsuo Tanaka, Motoaki Satoyama, Toshiaki Kohno, Yoshiaki Morimoto +1 more 2000-11-28
6040940 Reflecting fluorescence microscope 2000-03-21
6025956 Incident-light fluorescence microscope Takashi Nagano, Keiji Shimizu, Kiyonobu Kurata, Masakazu Shimada 2000-02-15
6009438 Browsing data creation system of an information searching apparatus Tetsuo Tanaka, Yoshiaki Morimoto, Kunihisa Nitta, Kimio Tanaka 1999-12-28
5984783 Game machine having a communication terminal for playing games over a network service system Misao Kikuchi, Kunimasa Imasono, Yasushi Kitagawa, Kenji Noma, Tadayuki Tahara +3 more 1999-11-16
5842271 Apparatus for assembling an electric motor employing a casing body having low dimensional accuracy Takayoshi INOUE, Yasuo Maki 1998-12-01
5761055 Driving pulse output limiting circuit Yoichi OKADA, Haruo Watanabe, Takeshi Karii, Kenji Horiguchi, Yoshinori Kobayashi 1998-06-02
D391899 Automobile Shinri Chibuka, Yoji Hayashi, Toshihiro Ono, Junichi Yamaguchi 1998-03-10
5710663 Reflecting fluorescence microscope 1998-01-20
5668950 Network service system and communication unit for game machine and game machine capable of using said network service system Misao Kikuchi, Kunimasa Imasono, Yasushi Kitagawa, Kenji Noma, Tadayuki Tahara +3 more 1997-09-16
5664778 Network service system and communication unit for game machine and game machine capable of using said network service system Misao Kikuchi, Kunimasa Imasono, Yasushi Kitagawa, Kenji Noma, Tadayuki Tahara +3 more 1997-09-09
5661894 Method for assembling an electric motor employing a casing body having low dimensional accuracy Takayoshi INOUE, Yasuo Maki 1997-09-02
5657433 Method for generating, managing and displaying information retrieval data on information processing system Atsushi Murase, Tetsuo Tanaka, Motoaki Satoyama, Toshiaki Kohno, Yoshiaki Morimoto +1 more 1997-08-12
5654832 Illumination optical system for microscopes Kazuo Kajitani 1997-08-05
5368382 Cement paste mixer and method for producing mortar and concrete Masashi Kawakami, Kenji Suzukawa, Setsu Wada 1994-11-29
4947146 Electromagnetic contactor Yasuo Ichimura, Hidetoshi Matsushita, Youichi Aoyama 1990-08-07
4818511 Process and apparatus for producing non-oxide compounds Yoshitsuga Nishi, Mutuo Hayashi, Chitake Yamagishi 1989-04-04