Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7514175 | Anode can for battery and manufacturing method thereof | — | 2009-04-07 |
| 6846337 | Secondary battery, anode can thereof, and method of manufacturing the same | — | 2005-01-25 |
| 6143041 | Process for manufacturing a button type alkaline battery | Mutsuo Nozawa, Koji Tanno, Kazuyuki Takahashi | 2000-11-07 |
| 5826313 | Retaining device for clothes | — | 1998-10-27 |
| 4637249 | Battery can hole detecting apparatus | Akiyoshi NISHIKAWA | 1987-01-20 |
| 4452062 | Method of manufacturing battery lid | — | 1984-06-05 |
| 4419420 | Battery container and lid | — | 1983-12-06 |