AS

Akihiko Seki

Tdk: 11 patents #551 of 3,796Top 15%
AC Asmo Co.: 6 patents #75 of 745Top 15%
DE Denso: 4 patents #3,129 of 11,792Top 30%
PU Purisys: 3 patents #1 of 16Top 7%
KO Konica: 3 patents #771 of 1,958Top 40%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
TK Tkd: 1 patents #1 of 23Top 5%
📍 Toyokawa, NY: #2 of 2 inventorsTop 100%
Overall (All Time): #146,318 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10491057 Stator, brushless motor, stator manufacturing method Tetsuji Yoshikawa, Yoshihiro Adachi, Yukihide ISHINO, Isoshi SOGA, Yuji TAKEMURA 2019-11-26
10355571 Armature, method for winding armature coil, and DC motor Tomohisa Okamoto, Takehiko Ohshita 2019-07-16
10128708 Armature and motor 2018-11-13
10074951 Commutator, motor, and manufacturing method of commutator Yasuhiro KANEMATSU, Noriyasu Nishio, Norifumi Suzuki, Tsuyoshi Suzuki, Kazuo Kato +2 more 2018-09-11
10044250 Armature, method for winding armature coil, and DC motor Tomohisa Okamoto, Takehiko Ohshita 2018-08-07
9825498 Armature and armature manufacturing method Koji Odani 2017-11-21
9806576 Armature, armature manufacturing method, and rotating electrical device Tetsuji Yoshikawa 2017-10-31
9778568 Positive resist composition and patterning process Kenji Funatsu 2017-10-03
8482180 Stator, brushless motor, and manufacturing method of the same Tetsuji Yoshikawa, Masato Kamimura 2013-07-09
8076818 Armature and electric motor having the same Kazushi Sugishima, Yoshihiro Mashima 2011-12-13
7569969 Armature, rotating electric machine, DC motor, and brushless motor Yoshiki Nakano, Yoshitaka Tao, Ryohei Kageyama, Kazushi Sugishima, Yasuhide Ito +3 more 2009-08-04
7563522 Magnetic recording medium Naoto Yajima, Takayoshi Kuwajima, Hiroyuki Yamada, Kenichi Kitamura 2009-07-21
7208237 Magnetic recording medium Takayoshi Kuwajima, Naoto Yajima, Hiroyuki Yamada, Kenichi Kitamura 2007-04-24
7157163 Magnetic recording medium Naoto Yajima, Takayoshi Kuwajima, Hiroyuki Yamada, Kenichi Kitamura 2007-01-02
7011900 Magnetic recording medium Takayoshi Kuwajima, Naoto Yajima 2006-03-14
6821602 Magnetic recording medium and process for producing the same Shigeo Kurose, Katsuhiko Yamazaki 2004-11-23
6372302 Process for producing a magnetic recording medium Shigeo Kurose, Katsuhiko Yamazaki 2002-04-16
6127039 Magnetic recording medium and a process for producing the same Akira Saitoh, Takayoshi Kuwajima, Satoru Tsuchida 2000-10-03
5712028 Magnetic recording medium Akira Saitoh, Satoru Tsuchida 1998-01-27
5670245 Magnetic recording medium comprising a magnetic layer containing ferromagnetic metallic powder, binder, and aliphatic acid Ryosuke Isobe, Hideaki Wakamatsu, Akira Saitoh 1997-09-23
5576075 Method for production of magnetic recording medium Kaoru Kawasaki, Akira Saitoh, Kazuyuki Shimazaki, Takahiro Mori, Hisato Kato 1996-11-19
5496622 Magnetic recording medium comprising an underlayer containing .alpha.-iron oxide powder and a magnetic layer containing ferromagnetic metallic powder Ryosuke Isobe, Takafumi Yanagita, Akira Saitoh 1996-03-05
5424094 Method for preparing magnetic recording medium Eizo Tsunoda, Kaoru Kawasaki, Kazuyuki Shimazaki 1995-06-13
5405012 Insulated container for transporting temperature sensitive analytical samples Steven J. Shindler 1995-04-11
5396985 Package assembly having inner positioning means cooperating with a window 1995-03-14