Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9535201 | Retardation film, elongated circularly polarizing plate and organic EL display produced using said retardation film | Yukihito Nakazawa, Norie Tanihara, Kenji Mishima, Midori Kogure, Kouji Tashiro | 2017-01-03 |
| 8952600 | Circularly polarizing plate and three-dimensional image display apparatus | Koji Tasaka, Kouji Tashiro | 2015-02-10 |
| 7157216 | Silver halide emulsion and silver halide photographic material | Toshiya Kondo, Katsuya Yabuuchi | 2007-01-02 |
| 7105287 | Silver halide emulsion and silver halide photographic material | Toshiya Kondo, Katsuya Yabuuchi | 2006-09-12 |
| 6787296 | Silver halide emulsion and silver halide photographic material by the use thereof | Tomoyuki Nakayama | 2004-09-07 |
| 6284449 | Silver halide emulsion and silver halide light sensitive photographic material | Tomoyuki Nakayama, Tadahiro Nagasawa | 2001-09-04 |
| 6120980 | Silver halide emulsion and silver halide color photographic material by use thereof | Hiromoto Ii, Sadayasu Ishikawa | 2000-09-19 |
| 5162146 | Magnetic recording medium having a plurality of magnetic layers and a specified relationship of bending stiffness | Akira Kawakami | 1992-11-10 |
| 5116683 | Magnetic recording medium containing a specified ferromagnetic powder, polyurethane resin prepared from specified branched chain diols and a fatty acid ester | Noboru Koyama, Setsuko Kawahara, Kenji Kumamoto, Noboru Nakajima | 1992-05-26 |
| 5094904 | Magnetic recording medium | Akira Kawakami, Yasuo Ando, Takuo Nishikawa, Miki Edamatsu | 1992-03-10 |