Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882652 | High dielectric constant type ceramic composition | Osamu Furukawa, Takaaki Yasumoto, Motomasa Imai | 1989-11-21 |
| 4818736 | High dielectric constant type ceramic composition | Yohachi Yamashita, Osamu Furukawa, Takashi Takahashi | 1989-04-04 |