Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6247523 | Exhaust gas heat exchanger | Kazuhiro Shibagaki, Takaki Okochi, Shigeki Daidou | 2001-06-19 |
| 5861713 | Low voltage electron beam display apparatus having brightness increased by reducing an oxide inevitably formed on a surface of an oxisulfide phosphor on manufacture | Yojiro Kondo, Toshihiko Ayusawa, Hidehito Mori, Osamu Yamasita, Kazuo Kaneko +6 more | 1999-01-19 |
| 5386176 | Cathode-ray tube containing an indium borate phosphor | Miyuki Sumitomo | 1995-01-31 |
| 5343316 | Phosphor for use in a cathode-ray tube and display device using one | Kouji Morimoto, Miyuki Sumitomo | 1994-08-30 |
| 5330791 | Method of reclaiming phosphor | Yoshikatsu Aihara, Tomokazu Suzuki, Yoshiaki Shizuki, Shoichi Bando | 1994-07-19 |
| 5312560 | Rare earth phosphor | Toshifumi Somatomo, Masaki Mori, Miyuki Sumitomo, Kouichi Kunikata | 1994-05-17 |