Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479140 | Radio wave absorbing materials, radio wave absorber, and radio wave anechoic chamber and the like made by using the same | Toshinori Takao, Masayoshi Suzue, Masayuki Inoue, Kazuhiko Mori | 2002-11-12 |
| 5660775 | Method of treating waste magnetic tapes and method of manufacturing building material boards using the treated material | Kanesuke Kasahara, Shunsai Nagai | 1997-08-26 |