Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815741 | III-V single crystal as well as method of producing the same, and semiconductor device utilizing the III-V single crystal | Yoshihisa Fujisaki, Tsutomu Ishiba | 2004-11-09 |
| 6733875 | Porous member and method of manufacturing the same | Ryuichi Kojo, Takayuki HIROTA | 2004-05-11 |
| 6630697 | GaAs single crystal as well as method of producing the same, and semiconductor device utilizing the GaAs single crystal | Yoshihisa Fujisaki, Tsutomu Ishiba | 2003-10-07 |
| 6297523 | GaAs single crystal as well as method of producing the same, and semiconductor device utilizing the same | Yoshihisa Fujisaki, Tsutomu Ishiba | 2001-10-02 |
| 6294804 | GaAs single crystal as well as method of producing the same, and semiconductor device utilizing the GaAs single crystal | Yoshihisa Fujisaki, Tsutomu Ishiba | 2001-09-25 |
| 5770873 | GaAs single crystal as well as method of producing the same, and semiconductor device utilizing the GaAs single crystal | Yoshihisa Fujisaki, Tsutomu Ishiba | 1998-06-23 |
| 5733805 | Method of fabricating semiconductor device utilizing a GaAs single crystal | Yoshihisa Fujisaki, Tsutomu Ishiba | 1998-03-31 |
| 4977307 | Apparatus for heating sample within vacuum chamber | Yoshihiko Motoi, Naoki Yamamoto | 1990-12-11 |
| 4916720 | X-ray analyzer | Naoki Yamamoto, Yoshinori Hosokawa, Kenji Yoshino | 1990-04-10 |
| 4837137 | Electrophotographic photoreceptor | Koichi Aizawa, Toyoki Kazama, Yukihisa Tamura | 1989-06-06 |
| 4833055 | Electrophotographic photoreceptor comprising amorphous silicon and amorphous carbon buffer layer | Toyoki Kazama, Koichi Aizawa, Kenichi Hara, Toshiyuki Iijima | 1989-05-23 |
| 4770966 | Electrophotographic photosensitive material comprising amorphous carbon protective layer containing hydrogen and fluorine | Toyoki Kazama, Koichi Aizawa, Kenichi Hara, Toshiyuki Iijima | 1988-09-13 |
| 4276114 | Semiconductor substrate and a manufacturing method thereof | Masahiko Ogirima, Shigeru Aoki, Michiyoshi Maki, Shigeo Kato | 1981-06-30 |