Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689920 | Bifunctional biphenyl and process for producing bifunctional phenylene ether oligomer compound using the same | Kenji Ishii, Kiyonari Hiramatsu, Makoto Miyamoto, Yasumasa Norisue | 2004-02-10 |