Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661066 | Semiconductor integrated circuit | Haruyasu Yamada, Tsutomu Fujita, Tadao Komeda | 1997-08-26 |
| 5066602 | Method of making semiconductor IC including polar transistors | Tadao Komeda, Haruyasu Yamada, Tsutomu Fujita | 1991-11-19 |
| 4826780 | Method of making bipolar transistors | Tadao Komeda, Haruyasu Yamada, Tsutomu Fujita | 1989-05-02 |
| 4814287 | Method of manufacturing a semiconductor integrated circuit device | Kenji Kawakita, Hiroyuki Sakai | 1989-03-21 |
| 4685198 | Method of manufacturing isolated semiconductor devices | Kenji Kawakita, Noboru Nomura | 1987-08-11 |
| 4615746 | Method of forming isolated island regions in a semiconductor substrate by selective etching and oxidation and devices formed therefrom | Kenji Kawakita, Hiroyuki Sakai | 1986-10-07 |
| 4563807 | Method for making semiconductor device utilizing molecular beam epitaxy to form the emitter layers | Hiroyuki Sakai, Kenji Kawakita, Tsutomu Fujita, Atsuko Akiyama | 1986-01-14 |
| 4563227 | Method for manufacturing a semiconductor device | Hiroyuki Sakai, Kenji Kawakita, Tsutomu Fujita | 1986-01-07 |
| 4496935 | Analog-digital converter with linear characteristic restoration circuit | Michihiro Inoue, Akira Matsuzawa | 1985-01-29 |
| 4484211 | Oxide walled emitter | Tsutomu Fujita, Hiroyuki Sakai, Haruyasu Yamada | 1984-11-20 |
| 4459496 | Semiconductor integrated circuit having stacked integrated injection logic circuits | Haruyasu Yamada, Tadao Komeda, Tsutomu Fujita, Yuichi Hirofuji, Hiroyuki Sakai | 1984-07-10 |
| 4441198 | Shift register circuit | Jun Shibata, Haruyasu Yamada, Toshiki Mori | 1984-04-03 |
| 4417233 | Fully parallel threshold type analog-to-digital converter | Michihiro Inoue, Haruyasu Yamada | 1983-11-22 |
| 4233615 | Semiconductor integrated circuit device | Tadao Komeda, Haruyasu Yamada, Michihiro Inoue | 1980-11-11 |
| 4201106 | Electronic musical instrument | Takeji Kimura, Michihiro Inoue, Masaharu Sato | 1980-05-06 |