KO

Keiji Ohkubo

FC Fuji Electric Co.: 7 patents #338 of 2,643Top 15%
FU Fujifilm: 3 patents #1,989 of 4,519Top 45%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #464,911 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8780217 Shake correcting system with slide mechanism which allows unit to be freely movable, lens barrel, imaging device and hand-held data terminal Shigeru Irisawa, Takehide Ohno, Koichi Muramatsu, Takashi Ando 2014-07-15
8203612 Camera and lens device Yoshihiro Ito 2012-06-19
7619654 Camera and lens device Yoshihiro Ito 2009-11-17
7593628 Imaging apparatus with camera shake compensation Yoshihiro Ito 2009-09-22
5939202 Magnetic recording medium and method for manufacturing the same Toyoji Ataka, Noboru Kurata, Naoki Takizawa, Kazuo Enomoto 1999-08-17
5891514 Method for manufacturing magnetic recording medium Toyoji Ataka 1999-04-06
5851628 Magnetic recording medium and method for manufacturing the same Naoki Takizawa 1998-12-22
5851656 Magnetic recording medium 1998-12-22
5503686 Heat treatment method for thin film magnetic head Yuko Okamura, Osamu Saito, Toyoji Ataka 1996-04-02
5382301 High permeability thin-film magnetic head and method of manufacture Yuko Arimoto, Hiroyuki Uwazumi, Hisashi Yamasaki 1995-01-17
5313356 Thin film magnetic head having a magnetic/non-magnetic laminate structure with the non-magnetic material being a metal or an insulating nitride Hisashi Yamazaki, Kiyoto Yamaguchi, Yoshiharu Kashiwakura 1994-05-17