Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804729 | Electrical insulating material and power cable comprising a crosslinked layer thereof | Shinji Kojima, Takashi Inoue, Atsushi Sato, Shigenobu Kawakami, Kaoru Yamamoto | 1989-02-14 |