Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9362434 | Back side protective sheet for solar cell and solar cell module comprising the same | Masateru Watanabe, Makoto Hosaka, Hiroyuki Sakamoto | 2016-06-07 |
| 6400323 | Antenna coil for IC card and manufacturing method thereof | Hiroyuki Sakamoto, Toshinori Takano, Tadashi Kubota, Hiroshi Tada, Masami Yoshimoto | 2002-06-04 |