YS

Yutaka Sugita

HI Hitachi: 60 patents #166 of 28,497Top 1%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
Overall (All Time): #37,025 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
4502129 Magnetic bubble detector Ryo Suzuki, Minoru Hiroshima, Masatoshi Takeshita 1985-02-26
4476152 Method for production of magnetic bubble memory device Ryo Imura, Tadashi Ikeda, Norio Ohta, Teruaki Takeuchi 1984-10-09
4460412 Method of making magnetic bubble memory device by implanting hydrogen ions and annealing Ryo Imura, Tadashi Ikeda, Ryo Suzuki, Nagatugu Koiso, Teruaki Takeuchi +1 more 1984-07-17
4456975 Magnetic bubble memory device with guardrail Ryo Suzuki, Naoki Kodama, Tadashi Ikeda 1984-06-26
4453231 Magnetic bubble memory Naoki Kodama, Ryo Suzuki, Masatoshi Takeshita 1984-06-05
4415262 Photomask Naoki Koyama, Youji Maruyama, Hiroshi Umezaki, Norikazu Tsumita 1983-11-15
4404233 Ion implanting method Tadashi Ikeda, Norikazu Tsumita 1983-09-13
4397912 Garnet film for magnetic bubble element Norio Ohta, Keikichi Ando, Yuzuru Hosoe 1983-08-09
4344153 Magnetic bubble memory device and method of fabricating the same Hideki Nishida, Hirozi Yamada, Hiroshi Umezaki, Norikazu Tsumita 1982-08-10
4338372 Garnet film for magnetic bubble device Norio Ohta, Fumihiko Ishida, Tadashi Ikeda, Keikichi Ando 1982-07-06
4267230 Film for a magnetic bubble domain device Norio Ohta, Fumihiko Ishida, Tadashi Ikeda, Keikichi Ando 1981-05-12
4262054 Magnetic bubble memory device Hiroshi Umezaki, Hideki Nishida, Hirozi Yamada, Katsuhiro Kaneko, Nagatugu Koiso +1 more 1981-04-14