Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5925977 | Strengthened glass bulb for a cathode ray tube | Tsunehiko Sugawara | 1999-07-20 |
| 5905129 | Ring-opening polymer hydrogenation products | Mitsushi Tada, Yasuo Tsunogae | 1999-05-18 |
| 5681900 | Hydrogenated norbornene ring-opening polymerization product, a process for production thereof and uses thereof | Teiji Kohara, Tadao Natsuume | 1997-10-28 |
| 5536995 | Glass bulb for a cathode ray and a method of producing the same | Tsunehiko Sugawara, Naoki Morihiro, Toshikazu Ikezawa, Yusuke Kobayashi | 1996-07-16 |
| 5445285 | Glass bulb for a cathode ray tube | Tsunehiko Sugawara, Yusuke Kobayashi | 1995-08-29 |
| 5106920 | Hydrogenated ring-opening polymer and process for producing same | Teiji Kohara, Tadao Natsuume | 1992-04-21 |
| 5034482 | Process for producing polymer by ring-opening polymerization | Teiji Kohara, Masayoshi Oshima, Tadao Natsuume | 1991-07-23 |