Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886858 | Thermosetting resin and prepreg and laminate using the same | Junichi Katagiri, Akira Nagai, Keiko Tawara, Motoyo Wajima, Toshikazu Narahara +1 more | 1989-12-12 |
| 4859774 | Flowable triethylenediamine | Robert G. Petrella, Joel Schwartz | 1989-08-22 |
| 4816547 | Process for producing carbon dichalcogenide homopolymer and homopolymer produced thereby | Jun Tsukamoto, Kiichiro Matsumura | 1989-03-28 |
| 4808475 | Highly electroconductive graphite continuous filament and process for preparation thereof | Kiichiro Matsumura, Jun Tsukamoto | 1989-02-28 |