Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7999661 | Signal relay device, communication network system and operation system | Isao Uchida, Masanori Noguchi, Toshiro Tomita, Tetsuo Hoshi, Koji Demachi +2 more | 2011-08-16 |
| 7897805 | Polyisocyanate production method and polyisocyanate production system | Masaaki Sasaki, Takao Naito, Fumiaki Hirata, Masato Saruwatari, Kouji Maeba +4 more | 2011-03-01 |