Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885058 | Inorganic paper and method for its manufacture | Kiyoshi Hani, Takako Takei, Takahiko Watanabe | 1989-12-05 |
| 4578308 | Laminated board lined with thermally and electrically conductive material | Kiyoshi Hani, Takako Takei, Toshiyuki Sugano | 1986-03-25 |