Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290835 | Electrical and electronic parts formed of polybutylene naphthalenedicarboxylate | Toshio Hatayama, Takeshi Kojima, Yoshinari Ogawa, Sakae Shimotsuma, Kouichi Sakai | 1994-03-01 |