Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9228035 | Photo-curable nanoimprint composition, method for formatting pattern using the composition, and nanoimprint replica mold comprising cured product of the composition | Hideki Umekawa, Yuko Sasaki | 2016-01-05 |
| 8557377 | Photochromic optical element | Katsuhiro Mori, Ikumi Kawaguchi, Hironobu Nagoh | 2013-10-15 |
| 7521004 | Chromene compound | Junji Momoda, Nobuyuki Tanaka, Arihiro IWATA | 2009-04-21 |
| 6723859 | Chromene compound | Yasuko Takeda, Junji Momoda, Hironobu Nagoh, Shinobu Izumi | 2004-04-20 |
| 6362248 | Photochromic polymerizable composition | Tadashi Hara, Junji Momoda, Hironobu Nagoh | 2002-03-26 |
| 6340765 | Chromene compound | Junji Momoda | 2002-01-22 |
| 6197225 | Chromene compound | Tsuneyoshi Tanizawa, Tadashi Hara, Junji Momoda, Hironobu Nagoh | 2001-03-06 |
| 6141135 | Photochromic composition | Hironobu Nagoh, Junji Momoda | 2000-10-31 |
| 6022496 | Chromene compound | Tsuneyoshi Tanizawa, Tadashi Hara | 2000-02-08 |
| 5932725 | Chromene compound | Tsuneyoshi Tanizawa, Tadashi Hara | 1999-08-03 |