Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9453277 | Method of heat treatment and the directions for use of furnace of heat treatment | Takanori Watanabe, Asahiro Sakata | 2016-09-27 |
| 8758856 | Method of fluoridation and directions for use of a unit of fluoridation | Takanori Watanabe, Katsuji Minami | 2014-06-24 |