OK

Osamu Kubo

KT Kabushiki Kaisha Toshiba: 10 patents #3,082 of 21,451Top 15%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
TO Toshiba: 4 patents #258 of 2,688Top 10%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SC Suzuki Co.: 1 patents #65 of 179Top 40%
Overall (All Time): #225,537 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7371687 Electronic circuit device Ryo Fujita, Kouki Noguchi, Masaharu Kubo, Michihiro Mishima, Yasuhiko Takahashi 2008-05-13
7323771 Electronic circuit device Ryo Fujita, Kouki Noguchi, Masaharu Kubo, Michihiro Mishima, Yasuhiko Takahashi 2008-01-29
7091598 Electronic circuit device Ryo Fujita, Kouki Noguchi, Masaharu Kubo, Michihiro Mishima, Yasuhiko Takahashi 2006-08-15
6989600 Integrated circuit device having reduced substrate size and a method for manufacturing the same Masaharu Kubo, Ichiro Anjo, Akira Nagai, Hiromi Abe, Hitoshi Akamine 2006-01-24
6414691 Method and apparatus for displaying graphs Masayuki Nakagawa, Yukiko Norichika, Takeshi Yokota 2002-07-02
5855495 Exhaust gas cleaning device of outboard motor unit 1999-01-05
5766763 Hexagonal system ferrite powder for a high density magnetic recording medium Shunji Kurisu, Tatsumi Maeda, Etsuji Ogawa 1998-06-16
5686137 Method of providing hexagonal ferrite magnetic powder with enhanced coercive force stability Etsuji Ogawa, Shunji Kurisu, Tatsumi Maeda 1997-11-11
5576114 High density magnetic recording medium containing hexagonal system ferrite powder Shunji Kurisu, Tatsumi Maeda, Etsuji Ogawa 1996-11-19
5494749 Magnetic powder for magnetic recording and magnetic recording medium containing the same Tatsumi Maeda, Tutomu Nomura, Shunji Kurisu, Etsuji Ogawa 1996-02-27
5378547 Magnetic powder for magnetic recording and magnetic recording medium containing the same Tatsumi Maeda, Tutomu Nomura, Shunji Kurisu, Etsuji Ogawa 1995-01-03
5104750 Magnetic recording medium Tutomu Nomura, Tadashi Ido 1992-04-14
5077146 Magnetic recording medium containing a substituted hexagonal ferrite magnetic powder which includes Zr or Hf and which has a temperature coefficient of coercivity not more than 3.5 oersteds/.degree.C. Tutomu Nomura, Tadashi Ido, Hirotaka Yokoyama 1991-12-31
4636433 Magnetic powders for magnetic recording media and magnetic recording media employing said magnetic powder therein Tutomu Nomura, Tadashi Ido, Hirotaka Yokoyama 1987-01-13
4606971 Magnetic recording medium Tadashi Ido, Masahiro Fukasawa, Tatsumi Maeda, Tutomu Nomura 1986-08-19
4582623 Barium ferrite magnetic powder and recording medium employing the same Tutomu Nomura, Tadashi Ido 1986-04-15
4569775 Method for manufacturing a magnetic powder for high density magnetic recording Tadashi Ido, Tutomu Nomura, Koichiro Inomata 1986-02-11
4493874 Production of a magnetic powder having a high dispersibility Tadashi Ido, Tutomu Nomura, Tatsumi Maeda 1985-01-15
4407721 Process for manufacturing powder for magnetic recording medium Yoshiyasu Koike, Tadashi Ido, Masanobu Uwaha 1983-10-04
4341648 Method for manufacturing magnetic powder for high density magnetic recording Tadashi Ido, Tutomu Nomura, Koichiro Inomata 1982-07-27