IF

Isao Fujiwara

Tdk: 13 patents #431 of 3,796Top 15%
AC Aisin Aw Co.: 8 patents #229 of 2,011Top 15%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
FU Fujifilm: 6 patents #1,361 of 4,519Top 35%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
AI Aisin: 3 patents #81 of 1,000Top 9%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
NT Nagoya Institute Of Technology: 1 patents #52 of 159Top 35%
TC Tsubaki Nakashima Co.: 1 patents #11 of 18Top 65%
TC Tsubakimoto Precision Products Co.: 1 patents #3 of 5Top 60%
Overall (All Time): #69,826 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7184256 High-voltage feed-through capacitor and magnetron Tsukasa Sato, Yukihiko Shirakawa, Hisashi Tanaka 2007-02-27
7053581 Electrically operated drive controller, electrically operated drive control method and its program Zhiqian Chen 2006-05-30
7049782 Electrically operated drive controller, electrically operated drive control method and its program Zhiqian Chen 2006-05-23
7049779 Motor drive control apparatus, motor drive control method and program of the same Zhiqian Chen 2006-05-23
7042704 High-voltage capacitor, high-voltage capacitor device and magnetron Tsukasa Sato, Ryo Kudo, Hisashi Tanaka 2006-05-09
6995820 Anisotropic spectral scattering films, polarizers and liquid crystal displays Ichiro Amimori 2006-02-07
6909590 High voltage capacitor and magnetron Tsukasa Sato, Makoto Morita, Kenichi Horikawa 2005-06-21
6510038 High-voltage feedthrough capacitor Tukasa Satou, Setsuo Sasaki 2003-01-21
6344962 High voltage capacitor and magnetron Hideo Asada, Tukasa Satoh, Setuo Sasaki 2002-02-05
6288886 High voltage capacitor and magnetron Kazuo Sato, Setsuo Sasaki, Tsukasa Satoh, Yoshiyuki Itoh 2001-09-11
5950469 Method and equipment for surface-hardening treatment of steel balls for a ball bearing Toshinori Tsuro, Tatsuo Iwai 1999-09-14
5886592 Feedthrough ceramic capacitor having a grounding fitting for frictionally fixing the capacitor to a capacitor support Setsuo Sasaki 1999-03-23
5729425 High voltage capacitor and magnetron having porcelain dielectric material Setsuo Sasaki 1998-03-17
5544002 High voltage capacitor and magnetron Shouichi Iwaya, Masahiro Yahagi, Hitoshi Kudou, Shigeru Itou, Tadashi Ogasawara +3 more 1996-08-06
5353550 Steel ball polishing apparatus Tatsuo Iwai 1994-10-11
5315791 Steel ball machining apparatus capable of eliminating foreign matter Tatsuo Iwai 1994-05-31
5113309 High-voltage through-type ceramic capacitor Setsuo Sasaki, Teruo Taguchi 1992-05-12
5032949 High-voltage through-type ceramic capacitor Setsuo Sasaki, Teruo Taguchi 1991-07-16