Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581840 | Sheet-framed IC carrier and method for producing the same | Eiichi Igarashi, Hideyo Yoshida | 2003-06-24 |
| 6320013 | Process for producing modified phenolic resin | Masamichi Sato | 2001-11-20 |
| 6320751 | Sheet-framed IC carrier and method for producing the same | Eiichi Igarashi, Hideyo Yoshida | 2001-11-20 |
| 5811028 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Tatsushi Ishizuka, Masaaki Namekawa, Keizou Itoh | 1998-09-22 |
| 5698137 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Tatsushi Ishizuka, Masaaki Namekawa, Keizou Itoh | 1997-12-16 |
| 5595684 | Optically active tetrahydropyran derivative, liquid crystal composition, and liquid crystal device containing the same | Masaaki Namekawa, Keizou Itoh, Shinichi Nayuki, Yoshinobu Murayama | 1997-01-21 |
| 5443755 | Optically active tetrahydropyrane derivatives, liquid crystal composition and liquid crystal device containing the same | Masaaki Namekawa, Shinichi Nayuki, Keizou Itoh, Yoshinobu Murayama | 1995-08-22 |
| 5437814 | Ferroelectric liquid crystal mixture and liquid crystal device using the same | Mitsuhiro Koden, Takashi Kaneko, Hitoshi Takeda, Keizou Itoh | 1995-08-01 |
| 5368771 | Optically active tetrahydropyrane derivatives, liquid crystal composition and liquid crystal device containing the same | Masaaki Namekawa, Shinichi Nayuki, Keizou Itoh, Yoshinobu Murayama | 1994-11-29 |
| 5296616 | Optically active fluorine-containing compound | Masaaki Namekawa, Shinichi Nayuki, Keizou Itoh, Yoshinobu Murayama | 1994-03-22 |