Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388443 | Drive voltage control device, drive voltage control device for fan motor, and image forming apparatus | — | 2025-08-12 |
| 8287645 | Production process for high purity polycrystal silicon and production apparatus for the same | Minoru Yasueda, Satoshi Hayashida, Masatsugu Yamaguchi, Toru Tanaka | 2012-10-16 |
| 8038392 | Axial diffuser for a centrifugal compressor | Mineyasu Oana, Hidehiko Nakata, Naoki Kuno | 2011-10-18 |
| 7922814 | Production process for high purity polycrystal silicon and production apparatus for the same | Minoru Yasueda, Satoshi Hayashida, Masatsugu Yamaguchi, Toru Tanaka | 2011-04-12 |
| 6719528 | Stator vane arrangement for rotating machinery | Naoki Kuno, Gensuke Hoshino, Toyotaka Sonoda | 2004-04-13 |
| 5892747 | Disk drive unit with a dustproof cap attached to a body module to protect internal components from dust | Yasushi Okada, Hideo Inuzuka | 1999-04-06 |
| 5327077 | Device including an even number of equally spaced magneto-resistors for detecting rotation or straight motion of a moving body | — | 1994-07-05 |
| 4898003 | Automobile air conditioner | Toru Ichikawa, Shuichi Kodama, Nobuo Kagoroku, Shotaro Ito | 1990-02-06 |
| 4752647 | Process for producing a tetraalkoxysilane | Shinichi Inaba, Kohji Koga | 1988-06-21 |