Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334786 | Exhaust treatment unit | Manabu Himoto, Osamu Nishimura, Tatsuya Watahiki | 2016-05-10 |
| 8955312 | Reductant aqueous solution mixing device and exhaust aftertreatment device provided with the same | Tatsuya Watahiki, Hidehiko Kobayashi | 2015-02-17 |
| D717343 | Catalytic converter | Hidehiko Kobayashi, Tatsuya Watahiki, Kazuo Satou, Yoshio Yokozuka, Tomonori Oda | 2014-11-11 |
| D704227 | Fluid-mixing device for a catalytic converter | Hidehiko Kobayashi, Tatsuya Watahiki | 2014-05-06 |
| 6398524 | Magnetic bearing control device and turbo-molecular pump device | Akiko Taira, Toshiharu Nakazawa, Matsutaro Miyamoto | 2002-06-04 |
| 6307294 | Magnetic suspending device controlled by temperature of controlled object | Atsusi Ooyama, Toshiharu Nakazawa, Atsushi Shiokawa | 2001-10-23 |
| 5486742 | Easily started DC motor apparatus | Toshiya Akasaka, Minoru Iwata | 1996-01-23 |
| 5107210 | Displacement sensing circuit with coil and band pass filter for attenuating external interference | Yuji Shirao, Toshiharu Nakazawa | 1992-04-21 |