Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6059060 | Motor-operated wheelchair | Nobuyuki Kanno | 2000-05-09 |
| 5831760 | Electrochromic device | Shigeru Hashimoto | 1998-11-03 |
| 5777779 | Electrochromic device and method for manufacturing the same | Shigeru Hashimoto | 1998-07-07 |
| 5777780 | Electrochromic device and method for manufacturing the same | Shigeru Hashimoto | 1998-07-07 |
| 5725959 | Antireflection film for plastic optical element | Makoto Kameyama, Junichi Sakamoto | 1998-03-10 |
| 5578536 | Evaporating material for producing optical thin film | Makoto Kameyama, Noboru Sugahara, Mitsuharu Sawamura, Junichi Sakamoto | 1996-11-26 |
| 4957358 | Antifogging film and optical element using the same | Takeshi Sekiguchi | 1990-09-18 |