Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491883 | Air-cleaning photocatalytic filter | Mitsuru Nakamura, Hidetaka Umeoka | 2002-12-10 |
| 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, Kohei Takanishi, Masayuki Inoue | 2002-11-12 |
| 6419772 | Method for attaching radio wave absorber and structure for attaching the same | Toshiyuki Takamatsu, Toshinori Takao, Masayoshi Suzue, Hazime Hara, Hiroshi Nagata +2 more | 2002-07-16 |
| 6420437 | Titanium oxide colloidal sol and process for the preparation thereof | Mitsuru Nakamura, Masanobu Tanaka | 2002-07-16 |