Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323938 | Amplifier circuit and light receiving apparatus | — | 2008-01-29 |
| 7075396 | Superconducting coil system | Toshinari Ando | 2006-07-11 |
| 5921729 | Double-surface machining system | Koya Watanabe, Yutaka Noda, Masanao Shibui | 1999-07-13 |
| 4613908 | Digital video signal reproducing apparatus | Nobuaki Takahashi, Seiichi Takashima, Takeshi Shibamoto, Koji Tanaka, Fujio Suzuki +3 more | 1986-09-23 |
| 4520401 | Digital video signal recording system and reproducing apparatus | Nobuaki Takahashi, Seiichi Takashima, Takeshi Shibamoto, Fujio Suzuki, Koji Tanaka +3 more | 1985-05-28 |
| 4450490 | System for obtaining synchronized reproduction from a plurality of reproducing apparatuses | Yasuhiko Fujii, Hiroyuki Saito | 1984-05-22 |
| 4359605 | Monaural signal to artificial stereo signals convertings and processing circuit for headphones | Yutaka Haramoto | 1982-11-16 |
| 4308426 | Simulated ear for receiving a microphone | — | 1981-12-29 |