Issued Patents All Time
Showing 51–75 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33657 | Electromagnetic wave energy seal arrangement | Tomotaka Nobue, Takashi Kashimoto | 1991-08-06 |
| 5019520 | Method for preparing a high mobility, lightly-doped channel mis-type FET with reduced latch up and punchthrough | Shigeki Komori, Katsuhiro Tsukamoto | 1991-05-28 |
| 5006913 | Stacked type semiconductor device | Kazuyuki Sugahara, Takashi Ipposhi | 1991-04-09 |
| 4990991 | Bipolar transistor and method of manufacturing the same | Tatsuhiko Ikeda, Kazuyuki Sugahara, Kyusaku Nishioka | 1991-02-05 |
| 4977301 | High-frequency heating apparatus using frequency-converter-type power supply | Naoyoshi Maehara, Daisuke Bessyo, Takahiro Matsumoto | 1990-12-11 |
| 4886951 | Power supply for a magnetron having a rectifying circuit, switching circuit, and transformer | Takahiro Matsumoto, Haruo Suenaga, Naoyoshi Maehara, Kazuho Sakamoto, Takashi Niwa +2 more | 1989-12-12 |
| 4870031 | Method of manufacturing a semiconductor device | Kazuyuki Sugahara, Tadashi Nishimura, Yasuo Inoue | 1989-09-26 |
| 4861418 | Method of manufacturing semiconductor crystalline layer | Tadashi Nishimura, Yasuo Inoue, Kazuyuki Sugahara | 1989-08-29 |
| 4851629 | High-frequency heating device | Daisuke Bessyo, Naoyoshi Maehara, Kazuho Sakamoto, Takahiro Matsumoto | 1989-07-25 |
| 4845537 | Vertical type MOS transistor and method of formation thereof | Tadashi Nishimura, Kazuyuki Sugahara, Akihiko Ohsaki | 1989-07-04 |
| 4822752 | Process for producing single crystal semiconductor layer and semiconductor device produced by said process | Kazuyuki Sugahara, Tadashi Nishimura, Yasuo Inoue | 1989-04-18 |
| 4812960 | Power feeding apparatus | Kazuho Sakamoto, Takao Shitaya, Naoyoshi Maehara, Takashi Niwa, Takahiro Matsumoto +1 more | 1989-03-14 |
| 4787740 | Apparatus and method for determining crystal orientation | Yasuo Inoue, Tadashi Nishimura, Kazuyuki Sugahara | 1988-11-29 |
| 4778269 | Method for determining crystal orientation | Yasuo Inoue, Tadashi Nishimura, Kazuyuki Sugahara | 1988-10-18 |
| 4714684 | Method of forming single crystal layer on dielectric layer by controlled rapid heating | Kazuyuki Sugahara, Tadashi Nishimura, Yasuo Inoue | 1987-12-22 |
| 4704674 | Power feed apparatus for load having reverse blocking characteristics | Naoyoshi Maehara, Takahiro Matsumoto, Kazuho Sakamoto, Makoto Mihara | 1987-11-03 |
| 4694143 | Zone melting apparatus for monocrystallizing semiconductor layer on insulator layer | Tadashi Nishimura, Kazuyuki Sugahara, Yasuo Inoue | 1987-09-15 |
| 4672180 | Heating apparatus with piezoelectric device sensor | Naoyoshi Maehara | 1987-06-09 |
| 4661167 | Method for manufacturing a monocrystalline semiconductor device | Tadashi Nishimura, Kazuyuki Sugahara | 1987-04-28 |
| 4621179 | Microwave heating apparatus | Tomotaka Nobue | 1986-11-04 |
| 4584447 | Electromagnetic wave energy seal arrangement | Tomotaka Nobue, Takashi Kashimoto | 1986-04-22 |
| 4503306 | High frequency heating appliance | Tomotaka Nobue | 1985-03-05 |
| 4476362 | High frequency heating apparatus | Hirofumi Yoshimura | 1984-10-09 |
| 4471194 | Electromagnetic energy seal for high frequency heating apparatus | Tomoyuki Hosokawa, Teruhisa Takano, Hirofumi Yoshimura | 1984-09-11 |
| 4415789 | Microwave oven having controllable frequency microwave power source | Tomotaka Nobue | 1983-11-15 |