OT

Osamu Tajima

VJ Victor Company Of Japan: 19 patents #43 of 1,489Top 3%
SC Sanyo Electric Co.: 11 patents #436 of 6,347Top 7%
NC Nippon Kokan Co.: 5 patents #37 of 735Top 6%
MC Mitsumi Electric Co.: 4 patents #208 of 935Top 25%
II Inter-University Research Institute: 2 patents #1 of 40Top 3%
HO High Energy Acceleration Research Organization: 1 patents #5 of 25Top 20%
JJ Jvc Victor Company Of Japan: 1 patents #9 of 22Top 45%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
📍 Ibaraki, JP: #94 of 6,779 inventorsTop 2%
Overall (All Time): #68,081 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
10816407 Radiometry device Taketo Nagasaki 2020-10-27
10215787 Radio wave measurement device having a large aperture Shugo Oguri 2019-02-26
9316418 Apparatus for achieving cryogenic temperature in movable system 2016-04-19
7745956 Grid interconnection device, grid interconnection system and transfer trip system Kazuo Ito, Wataru Horio, Masahiro Makino, Ryuzo Hagihara, Haruhiko Tatsumi +1 more 2010-06-29
7507487 Solid polymer fuel cell with reactant air humidified by a processed water tank Akira Hamada 2009-03-24
D573115 Circuit module Yoshiaki Miyamoto 2008-07-15
D556687 Circuit module for protecting the battery Yoshiaki Miyamoto, Takakazu Akashi 2007-12-04
D556130 Battery protection circuit module Yoshiaki Miyamoto 2007-11-27
D554587 Circuit module for protecting the battery Yoshiaki Miyamoto 2007-11-06
7105946 Distributed power generation system, and power supply system and power supply method utilizing the same Yukinori Akiyama, Masatoshi Ueda, Nobuyoshi Nishizawa, Kazuhiro Tajima, Masataka Kadowaki +1 more 2006-09-12
7101636 Fuel cell system 2006-09-05
7052787 Solid high polymer type fuel cell power generating device Katsuya Oda, Tatsuji Hatayama, Ryuji Yukawa, Taketoshi Ouki, Akira Fuju +7 more 2006-05-30
6894710 Card recording apparatus Yoshitaka Suzuki, Satoshi Yonemitsu, Masaki Takahashi 2005-05-17
6850820 Distributed power generation system, and maintenance system and maintenance method utilizing the same 2005-02-01
6302529 Electrostatic ink-jet printer 2001-10-16
6080500 Movable fuel cell apparatus Akira Fuju, Yosio Azegami, Nobuyoshi Nishizawa, Akio Kawakami, Katsuyuki Makihara +5 more 2000-06-27
5597251 Color printer Yoshitaka Suzuki, Morihiko Ota, Satoshi Yonemitsu, Masaki Takahashi 1997-01-28
5541015 Fuel cell using a separate gas cooling method Akira Hamada, Junji Tanaka, Yasunori Yoshimoto, Keigo Miyai, Nobuyoshi Nishizawa +4 more 1996-07-30
5334463 Hybrid fuel battery system and the operation method thereof Shingo Sumi, Koji Shindo, Satoshi Yamamoto, Fumiiki Yoneda 1994-08-02
RE34137 Method of manufacturing aromatic urethane and intermediate product thereof Takao Ikariya, Masanori Itagaki, Masatsugu Mizuguchi, Itaru Sakai 1992-12-01
5052831 Device for exact registration of monochrome images of a color reproduction in a thermal ink transfer printer Seiji Satoh 1991-10-01
5045868 Optical recording apparatus for varying pit width according to recording wavelength 1991-09-03
5026180 Thermal ink-transfer printer capable of preventing off-registration of colors at color printing Terumasa Kuramoto, Yoshitaka Suzuki 1991-06-25
4750162 Optical tracking system utilizing three photo-detectors 1988-06-07
4699994 Method of manufacturing diphenylmethane dicarbamic acid diesters Takao Ikariya, Masanori Itagaki, Masatsugu Mizuguchi, Itaru Sakai 1987-10-13