Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739544 | Quantization functional device utilizing a resonance tunneling effect and method for producing the same | Koichiro Yuki, Yoshihiko Hirai, Kiyoshi Morimoto, Masaaki Niwa, Kenji Okada +2 more | 1998-04-14 |
| 5562802 | Method of producing a quantum device which utilizes the quantum effect | Kenji Okada, Kiyoshi Morimoto, Masaharu Udagawa, Koichiro Yuki, Masaaki Niwa +1 more | 1996-10-08 |
| 5543351 | Method of producing electrically insulated silicon structure | Yoshihiko Hirai, Kiyoshi Morimoto, Yasuaki Terui, Masaaki Niwa, Kenji Okada +2 more | 1996-08-06 |
| 5514614 | Method for producing quantization functional device utilizing a resonance tunneling effect | Koichiro Yuki, Yoshihiko Hirai, Koyoshi Morimoto, Masaaki Niwa, Kenji Okada +1 more | 1996-05-07 |
| 5486706 | Quantization functional device utilizing a resonance tunneling effect and method for producing the same | Koichiro Yuki, Yoshihiko Hirai, Kiyoshi Morimoto, Masaaki Niwa, Kenji Okada +1 more | 1996-01-23 |
| 5480492 | Method for removing organic or inorganic contaminant from silicon substrate surface | Masaharu Udagawa, Masaaki Niwa, Yoshihiko Hirai, Kenji Okada, Kiyoshi Morimoto +1 more | 1996-01-02 |
| 5444267 | Quantum device utilizing the quantum effect | Kenji Okada, Kiyoshi Morimoto, Masaharu Udagawa, Koichiro Yuki, Masaaki Niwa +1 more | 1995-08-22 |
| 5405454 | Electrically insulated silicon structure and producing method therefor | Yoshihiko Hirai, Kiyoshi Morimoto, Yasuaki Terui, Masaaki Niwa, Kenji Okada +2 more | 1995-04-11 |
| 5355219 | Gap control apparatus and method utilizing heterodyne signal phase difference detection | Kiyoshi Araki | 1994-10-11 |
| 5347140 | Resonant electron transfer device | Yoshihiko Hirai, Kiyoshi Morimoto, Yasuaki Terui, Atsuo Wada, Kenji Okada +1 more | 1994-09-13 |
| 5334466 | X-ray mask and process comprising convex-concave alignment mark with alignment reflection film | Kiyoshi Araki | 1994-08-02 |
| 5296719 | Quantum device and fabrication method thereof | Yoshihiko Hirai, Yasuaki Terui, Kiyoshi Morimoto, Atsuo Wada, Kenji Okada +4 more | 1994-03-22 |
| 5244828 | Method of fabricating a quantum device | Kenji Okada, Yasuaki Terui, Yoshihiko Hirai, Masaaki Niwa, Atsuo Wada +1 more | 1993-09-14 |
| 5227268 | X-ray mask and its fabricating method-comprising a first and second alignment pattern | Keisuke Koga | 1993-07-13 |