Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650884 | Magnetic recording and reproducing apparatus having a high-speed changeover | Yasuhiko Tsuji, Sadakazu Murakami, Akinobu Kawamura | 1997-07-22 |
| 5627287 | Phthalide compound and a near infrared absorber and a recording material each comprising the same compound | Shinzo Nawamoto, Jun Taniguchi, Toshihiro Masaoka, Bunji Sawano, Sayuri Wada +1 more | 1997-05-06 |