Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020631 | Reversible valve assembly for a pneumatic tool | — | 2011-09-20 |
| 7977729 | Aging device | Hiroshi Watanabe, Atsuhiro Kinoshita, Daisuke Hagishima | 2011-07-12 |
| 7973127 | Method for producing polytetrafluoroethylene fine powder | Shinya Higuchi, Yasuhiko Matsuoka | 2011-07-05 |