Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972723 | Flat alkaline primary battery | — | 2011-07-05 |
| 6634649 | Gasket, method of molding same, and cylindrical alkaline-manganese dioxide cell using same | Hiroyuki Morita, Hideaki TOKUGAWA, Kazuhiro Hashimoto, Akihiro Sugawara | 2003-10-21 |
| 6102980 | Dust core, ferromagnetic powder composition therefor, and method of making | Masami Endo, Takeo Tsukada, Masaaki Kanasugi, Kazuhiro Okada, Hideharu Moro +2 more | 2000-08-15 |
| 5800636 | Dust core, iron powder therefor and method of making | Takeo Tsukada, Masaaki Kanasugi, Masataka Miyashita, Kazuhiro Okada | 1998-09-01 |
| 5601944 | Button type alkaline battery | Kiyoshi Hosoda | 1997-02-11 |
| 5443787 | Method for preparing iron system soft magnetic sintered body | Teruo Mori, Katsuhiko Wakayama | 1995-08-22 |
| 4188211 | Thermally stable amorphous magnetic alloy | Kazuo Ohya, Osamu Kohmoto, Hiroki Fujishima | 1980-02-12 |