AM

Akio Murata

Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
SC Sumitomo Special Metals Co.: 3 patents #65 of 262Top 25%
SO Sony: 3 patents #10,744 of 25,231Top 45%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
SC Shikishima Tipton Manufacturing Co.: 1 patents #6 of 9Top 70%
DC Dainippon Pharmaceutical Co.: 1 patents #90 of 207Top 45%
Overall (All Time): #82,930 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5661634 Information processing system using portable terminal unit and data communication adapter therefor Takao Obata, Mitsuaki Kumagai, Akihiko Iura, Shinji Yamamoto, Makoto Sato +7 more 1997-08-26
5537276 Magnetic head installed on a rotary drum and method for adjusting the head height Hideaki Mukae, Masaru Higashionji, Takaaki Maegawa 1996-07-16
5347415 Head height adjustment method including a synchronized rotating laser beam optical axis Takaaki Maegawa, Hideaki Mukae, Masaru Higashionji 1994-09-13
5341256 Rotary head adjuster Hideaki Mukae, Takaaki Maegawa, Masaru Higashionji, Toshiharu Okada 1994-08-23
5303108 Magnetic head device Masaru Higashionji, Hideaki Mukae, Takaaki Maegawa 1994-04-12
5256850 Azimuth adjusting method for magnetic head Takaaki Maegawa, Hideaki Mukae, Masaru Higashionji 1993-10-26
5225953 Magnetic thin film head of a single magnetic pole for perpendicular recording and reproduction Toshiaki Wada, Hideki Mine 1993-07-06
5175869 Automatic data transmission system 1992-12-29
4953051 Composite magnetic head Toshiaki Wada, Masateru Nose, Junichi Nakaoka 1990-08-28
4943882 Thin-film, perpendicular magnetic recording and reproducing head Toshiaki Wada 1990-07-24
4855854 Thin-film magnetic head Toshiaki Wada 1989-08-08
4604547 Deflection system for a two electron beam cathode ray tube Tsunenari Saito, Koichi Sakai 1986-08-05
4517771 Elongated annular vibratory barrel finishing apparatus having unbalanced weights controlled by an electronic processor Hisamine Kobayashi, Tomihiro Ishiguro 1985-05-21
4424061 Color fastness of dyed cotton textiles to chlorinated water and process for improving the color fastness of dyed cotton textiles to chlorinated water Yoshiyuki Shimohiro, Chiyoko Nisioka 1984-01-03