Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625845 | Cyclonic vacuum cleaner | Yukimichi Matsumoto, Hiroshi Ota, Yuji Onishi, Takayuki Tujii, Masahiro Sato +2 more | 2003-09-30 |
| 6581584 | Ignition control system for internal combustion engine | Norio Sato, Takahiro Osada | 2003-06-24 |
| 6538382 | Plasma display apparatus having reinforced electronic circuit module | Takeshi Kawahara, Taizo Ohno, Satoshi Watanabe, Shigeo Iriguchi, Takayoshi Nakamura | 2003-03-25 |