Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7561378 | Data erasing device using permanent magnet | Yoshinori Kadowaki, Hiroyuki Uematsu, Hiroshi Hasegawa | 2009-07-14 |
| 7233477 | Data erasing device using permanent magnet | Hiroshi Hasegawa, Hiroyuki Uematsu | 2007-06-19 |
| 7027249 | Data erasing apparatus | Hiroshi Hasegawa, Kazutoshi Suzuki, Hiroyuki Uematsu, Takahiro Ono | 2006-04-11 |