AT

Akira Takahashi

Sharp Kabushiki Kaisha: 9 patents #5 of 842Top 1%
Mitsubishi Electric: 2 patents #191 of 1,688Top 15%
SU Subaru: 1 patents #5 of 40Top 15%
MM Mitsubishi Motors: 1 patents #53 of 110Top 50%
📍 Nagano, JP: #2 of 20 inventorsTop 10%
Overall (1994): #242 of 165,921Top 1%
12
Patents 1994

Issued Patents 1994

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
5373444 Apparatus and method for processing vehicle steering angle signal 1994-12-13
5353278 Magneto-optical disk and method of manufacturing the same Yoshiteru Murakami, Junichiro Nakayama, Hiroyuki Katayama, Kenji Ohta, Hirotaka Toki 1994-10-04
5335220 Optical recording element and driving system Kenji Ohta, Tetsuya Inui, Hiroyuki Katayama, Junji Hirokane, Yukinori Nishitani +2 more 1994-08-02
5331612 Magneto-optical recording apparatus using the magnetic field modulation method Yoshiteru Murakami, Kenji Ohta 1994-07-19
5325344 Magneto-optical recording and reproducing device having integrally formed recording and reproducing magnetic heads Kenji Ohta, Tetsurou Muramatsu, Tatsushi Yamamoto, Toshio Ishikawa 1994-06-28
5317555 Optical head device utilizing partially overlapping light spots to read information from a readout layer Yoshiteru Murakami, Junsaku Nakajima, Kenji Ohta 1994-05-31
5311853 Exhaust gas cleaning device for an internal combustion engine Masashi Chino, Tohru Hashimoto, Mitsuhiro Miyake, Minoru Nishida, Hideaki Katashiba 1994-05-17
5305300 Magneto optical storage device using a multi-layer film of Pt/Co laminated sections Kenji Ohta, Junsaku Nakajima, Yoshiteru Murakami 1994-04-19
5305254 Magneto-optic memory device Yoshiteru Murakami, Junichiro Nakayama, Ichiro Hiramatsu, Kenji Ohta, Kazuo Van +1 more 1994-04-19
5293359 Magnetic recording and reproducing apparatus having a ferrimagnetic recording medium, a magnetic head and first and second light sources Kenji Ohta, Junsaku Nakajima, Yoshiteru Murakami, Junji Hirokane 1994-03-08
5280376 Light transmission system Keiji Okubo 1994-01-18
5278810 Magneto-optical recording medium whereon recording is carried out with an overwriting function Junichiro Nakayama, Hiroyuki Katayama, Kenji Ohta 1994-01-11