Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9021289 | Method and system for power estimation based on a number of signal changes | Takayuki Sasaki, Hirohisa KOTEGAWA, Takashi Tokue, Tatsuro Miyakawa, Ryuji Fujita +1 more | 2015-04-28 |
| 5861728 | Method for measuring motor parameters of induction motor and control apparatus | Toru Tazawa, Sadahiro Matsuura | 1999-01-19 |
| 4968526 | Method for fabricating a key top | Yasuo Takii, Toshiji Chiba, Shinichi Nagano, Fumio Sakamoto, Atsushi Itoh | 1990-11-06 |
| 4866892 | Extensible structure | Kakuma Okazaki | 1989-09-19 |