Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6649276 | Sheet metal member and method of manufacturing the member | Yasuhiro Takahashi, Kunihiro Harada | 2003-11-18 |
| 6625887 | Sheet metal-made poly V-grooved pulley and method of manufacturing the pulley | Shinji Sugimoto | 2003-09-30 |
| 6536253 | Slotting method, slotting device, and method of manufacturing metal sheet brake shoe by slotting | Shuji Kanemitsu | 2003-03-25 |
| 6502444 | Method of forming a cylindrical portion of a sheet metal member having a center hole | Kunihiro Harada, Naoki Fujii | 2003-01-07 |