Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404604 | Optical glass | Tatsuo Hidaka, Junichi Nakamura, Yoshitaka Mayumi, Kohei Fukumi, Naoyuki Kitamura +1 more | 2013-03-26 |
| 8298974 | Optical glass | Tatsuo Hidaka, Junichi Nakamura, Takuro Ikeda, Kohei Fukumi, Naoyuki Kitamura +1 more | 2012-10-30 |
| 6380111 | Amorphous optical device | Yoshinobu Maeda, Akio Konishi, Hajimu Wakabayashi | 2002-04-30 |
| 6203860 | Thin film of potassium niobate process for producing the thin film and optical device using the thin film | Hideki Kawai, Sadao Nakajima | 2001-03-20 |
| 5824419 | Thin film of potassium niobate, process for producing the thin film, and optical device using the thin film | Hideki Kawai, Sadao Nakajima | 1998-10-20 |
| 5470506 | Heat-generating composition | Yoshinori Tanigami, Takahiro Tabata, Akio Konishi | 1995-11-28 |