RI

Ryo Imura

HI Hitachi: 21 patents #1,645 of 28,497Top 6%
Overall (All Time): #211,433 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7190254 Emigrant reception system, emigrant gate system, emigrant control system, emigrant control method, passport applicant information management method, layout of emigrant gate, immigrant reception system, immigrant gate system, immigrant control system, immigrant control method, layout of immigrant gate system, and passport Masaki Ogihara, Yasuhiko Mizuno 2007-03-13
5808977 Tracking method and recording means thereby Hajime Koyanagi, Sumio Hosaka 1998-09-15
5796706 Information recording apparatus Toshimichi Shintani, Kimio Nakamura, Sumio Hosaka 1998-08-18
5689494 Surface atom fabrication method and apparatus Masakazu Ichikawa, Shigeyuki Hosoki, Fumihiko Uchida, Shigeo Kato, Yoshihisa Fujisaki +5 more 1997-11-18
5627815 Precision machining method precision machining apparatus and data storage apparatus using the same Hajime Koyanagi, Sumio Hosaka 1997-05-06
5604059 Mask structure having phase shifting pattern suitable for forming fine pattern on photosensitive film and method of manufacturing solid-state devices using such mask structure Yoshinori Hoshina, Kengo Asai, Mitsutaka Hikita, Atsushi Isobe, Ryo Suzuki +2 more 1997-02-18
5471064 Precision machining method, precision machining apparatus and data storage apparatus using the same Hajime Koyanagi, Sumio Hosaka 1995-11-28
5416331 Surface atom fabrication method and apparatus Masakazu Ichikawa, Shigeyuki Hosoki, Fumihiko Uchida, Shigeo Kato, Yoshihisa Fujisaki +5 more 1995-05-16
5327371 Information recording and reproducing apparatus Yooji Maruyama, Yoshito Tsunoda, Kazuhisa Fujimoto 1994-07-05
5323375 Information storage apparatus Sigeo Ihara, Tsuyoshi Uda 1994-06-21
5309388 Solid state magnetic memory device Yooji Maruyama, Kazuhisa Fujimoto 1994-05-03
4894098 Process for preparing magnetic layer and magnetic head prepared using the same Shigekazu Otomo, Noriyuki Kumasaka, Ryo Suzuki, Yutaka Sugita 1990-01-16
4772976 Process for preparing magnetic layer and magnetic head prepared using the same Shigekazu Otomo, Noriyuki Kumasaka, Ryo Suzuki, Yutaka Sugita 1988-09-20
4701385 Ion-implanted magnetic bubble device and a method of manufacturing the same Tadashi Ikeda, Yutaka Sugita 1987-10-20
4600488 Control method of magnetic anisotropy and device utilizing the control method Yutaka Sugita, Noriyuki Kumasaka 1986-07-15
4556582 Method of fabricating magnetic bubble memory device Tadashi Ikeda, Teruaki Takeuchi, Hiroshi Umezaki, Ryo Suzuki, Yutaka Sugita 1985-12-03
4556583 Method of fabricating magnetic bubble memory device Tadashi Ikeda, Teruaki Takeuchi, Norio Ohta, Yutaka Sugita 1985-12-03
4476152 Method for production of magnetic bubble memory device Tadashi Ikeda, Norio Ohta, Teruaki Takeuchi, Yutaka Sugita 1984-10-09
4460412 Method of making magnetic bubble memory device by implanting hydrogen ions and annealing Tadashi Ikeda, Ryo Suzuki, Nagatugu Koiso, Teruaki Takeuchi, Hiroshi Umezaki +1 more 1984-07-17
4321690 Magnetic bubble memory module 1982-03-23
4246646 Magnetic bubble chip-mounting plane 1981-01-20