Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003907 | Operation device and elevator apparatus with operation device | Akiko Obata (nee Nakajima), Atsushi Maki, Yukari YAMAMOTO, Manabu Yanagimoto, Yujin Tsukada +1 more | 2011-08-23 |
| 7979800 | Contents information display device | Junichiro Watanabe, Takaaki Ishii, Isshu Nakajima, Paolantonio Sergio | 2011-07-12 |