Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657768 | Electrochromic device | Yoshinori Nishikitani, Masaaki Kobayashi | 2003-12-02 |
| 6519072 | Electrochromic device | Yoshinori Nishikitani, Keizo Iaki, Masaaki Kobayashi, Masaki Minami, Takaya Kubo | 2003-02-11 |
| 6514431 | Ion conductive material | Yoshinori Nishikitani, Shinji Ohshima | 2003-02-04 |