Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736872 | Gas collecting method and gas collecting apparatus | — | 2004-05-18 |
| 6735044 | Magnetic disk apparatus with humidity controller | — | 2004-05-11 |
| 6261712 | Method of reclaiming cathodic active material of lithium ion secondary battery | Masaru Hayashi, Fuminobu Tezuka, Kunihiko Sasaki, Tetsuya Tachibe | 2001-07-17 |
| 6120927 | Method of recovering lithium from batteries | Masaru Hayashi, Motonaka Yabuki, Masayuki Onuma, Fuminobu Tezuka | 2000-09-19 |