Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841528 | Linear light-emitting device | Takumi Miyashita, Ryo Tamura, Takahiro Shimizu, Takuma Horiuchi | 2023-12-12 |
| 11607370 | Dental composition | Yamato Nojiri | 2023-03-21 |
| 11452674 | Non-solvent dental adhesive composition | Yamato Nojiri, Mitsunobu Kawashima, Ryota MURAYAMA | 2022-09-27 |
| 5210725 | Tray loading apparatus for disc players | Masao Kase, Nobuhiro Suzuki | 1993-05-11 |
| 5164934 | Tray loading apparatus for disc players | Masao Kase, Nobuhiro Suzuki | 1992-11-17 |
| 5153339 | Process for separation of naphthoquinone and phthalic acid | Tatsuyoshi Komatsu, Kenji Usui, Toru Sato | 1992-10-06 |
| 4949328 | Disk player for playing both sides of a disk or multiple disks without ejection thereof and a disk player with a disk being played that overlaps disks stored in a storage receptor | Masao Kase, Toshiaki Koizumi, Masatsugu Otaki, Masakazu Yamashita, Kenji Tanaka | 1990-08-14 |
| 4893295 | Front loading disk player | Nobuyuki Isobe, Masao Kase | 1990-01-09 |
| 4882722 | Front loading disk player | Nobuyuki Isobe, Masao Kase | 1989-11-21 |
| 4845700 | Front loading disc player | Toshiaki Koizumi, Masao Kase, Masatsugu Otaki, Masakazu Yamashita, Kenji Tanaka | 1989-07-04 |
| 4840932 | Catalyst for producing 1,4-naphthoquinone | Shigeyuki Yoshimura, Yasuo Asanuma, Katsuaki Nasu, Haruo Yoshizumi, Kazumi Tsujimoto +1 more | 1989-06-20 |
| 4467112 | Process for producing p-n-alkylbenzoic acid | Kazuya Nagaoka, Kouji Kusabe, Shuichi Nakatani | 1984-08-21 |
| 4277257 | Process for preventing scale deposition | Katsumi Matsuzaki, Masao Narita | 1981-07-07 |
| 4257851 | Purification of naphthoquinone | Kazuaki Sakai, Tuneyasu Sato, Yorinobu Yamada, Kowzo Bandow | 1981-03-24 |
| 4218376 | Process for producing highly chlorinated copper phthalocyanine | Tomio Segawa, Yukio Nomiyama, Yoichi Kumada, Hideo Sawada | 1980-08-19 |
| 4202828 | Process for separation of naphthoquinone and phthalic acid | Tatsuyoshi Komatsu, Yukio Nomiyama, Kenji Usui | 1980-05-13 |