SK

Shunichiro Kuwatsuka

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #766,482 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5349745 Method of fabricating thin-film magnetic head Takashi Kawabe, Eiji Ashida, Moriaki Fuyama, Tadayuki Iwakura, Hiroshi Fukui +5 more 1994-09-27
5296979 Magnetic disc apparatus with thin film head suitable for high-density recording Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Masatoshi Tsuchiya, Eiji Ashida +9 more 1994-03-22
5245493 Magnetic information storage apparatus including magnetic head and method for making magnetic head Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Eizi Ashida, Makoto Morijiri +8 more 1993-09-14
5241440 Thin film magnetic head and manufacturing method therefor Eizi Ashida, Moriaki Fuyama, Hideki Yamazaki, Shinji Narishige, Makoto Morijiri +3 more 1993-08-31
4841624 Method of producing a thin film magnetic head Eisei Togawa, Saburo Suzuki, Kenji Sugimoto 1989-06-27
4824731 Thin film magnetic head Haruhiko Matsuyama, Fusaji Shoji, Kenji Sugimoto 1989-04-25
4550353 Thin-film magnetic head and method for fabricating the same Osamu Hirai, Tetsuo Kobayashi, Saburo Suzuki 1985-10-29