HS

Hisao Sonobe

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HC Hitachi Cable: 5 patents #118 of 1,086Top 15%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
📍 Naka, JP: #19 of 152 inventorsTop 15%
Overall (All Time): #353,847 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8302476 Angular velocity measuring device Masahiro Matsumoto, Yasushi Okada 2012-11-06
6752014 Hot-wire type air flow meter for internal combustion engine Atsushi Kanke, Masamichi Yamada, Keiichi Nakada, Izumi Watanabe 2004-06-22
6430066 Electric power system having series connected capacitor Akihiko Emori, Masato Isogai, Takuya Kinoshita 2002-08-06
6301957 Fiber-optic cylinder pressure sensor Tatsunori Sakaguchi, Shizuhisa Watanabe, Masahiro Komachiya 2001-10-16
5701177 Method for detecting fault of optical fiber gyro and apparatus for diagnosing fault of the same Tatsuya Kumagai, Hiroshi Kajioka, Osamu Kobayashi, Munehiro Akiyama, Shigeru Oho 1997-12-23
5681989 Intake air amount measuring apparatus for internal combustion engines Atsushi Kanke, Shigeru Oho, Kaoru Uchiyama 1997-10-28
5608525 Phase adjustable optical fiber gyro using both even order harmonics and an orthogonal component of an even-order harmonic Tatsuya Kumagai, Keiji Abe, Munehiro Akiyama, Hiroshi Kajioka, Shigeru Oho 1997-03-04
5555235 Optical fiber gyro with memory storing data measured under application of angular velocity Tatsuya Kumagai, Hiroshi Kajioka, Munehiro Akiyama, Shigeru Oho 1996-09-10
5396327 Fiber-optic gyroscope having angular velocity correction Tatsuya Kumagai, Hiroshi Kajioka 1995-03-07
5264914 Interference sensor and method utilizing extracted alliasing frequency components Shigeru Oho, Junichi Makino, Hiroshi Kajioka, Tatsuya Kumagai 1993-11-23
5208652 An improved optical branching/coupling unit for an optical fiber gyroscope, and navigation system employing the same Shigeru Oho, Junichi Makino, Yasuhiro Gunji, Hiroshi Kajioka, Tatsuya Kumagai 1993-05-04
4796993 Phase modulation type fiber optic gyroscope Junichi Makino, Shigeru Oho, Masahiro Matsumoto, Kouji Kitano, Hiroshi Araki 1989-01-10
4502286 Constant pressure type boiling cooling system Sadayuki Okada, Tomoaki Mino 1985-03-05
4330033 Constant pressure type ebullient cooling equipment Sadayuki Okada 1982-05-18