Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998258 | Gas filtering device | Shigeru Hizakae, Kazuya Tanaka | 2011-08-16 |
| 7896308 | Mounting structure and method for heat accumulation tank | Shigetaka Yoshikawa, Yoshikazu Shinpo, Katuhiko Arisawa, Masaaki Iinuma, Toshio Morikawa +2 more | 2011-03-01 |