Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D544856 | Disc player | — | 2007-06-19 |
| D539261 | Disc player | — | 2007-03-27 |
| D539262 | Disc player | — | 2007-03-27 |
| 5857494 | Pipeline structure with a lining material, an end structure of said pipeline and a method for applying a lining material to a pipeline | Katsuyoshi Tsukamoto, Shigeru Toyoda, Sofumi Sato, Kiyoshi Uegaki, Masatoshi Ishikawa +1 more | 1999-01-12 |
| 4956038 | Method for lining pipe lines | Akio Morinaga, Tomiyo Nishimoto, Hiroyuki Sakuragi, Shinji Onishi | 1990-09-11 |
| 4871413 | Apparatus for manufacturing tubular lining material | Koji Kusumoto, Isaburo Yagi | 1989-10-03 |
| 4723579 | Lining material for pipe lines | Isaburo Yagi | 1988-02-09 |
| 4724178 | Lining material for pipe lines | Koji Kusumoto, Takuji Sokawa | 1988-02-09 |
| 4686126 | Tubular lining material for city water pipe lines | Koji Kusumoto, Takuji Sokawa | 1987-08-11 |
| 4684556 | Tubular lining material for pipe line | Hisao Ohtsuga, Akio Morinaga, Yoichi Sakaguchi, Isaburo Yagi | 1987-08-04 |
| 4681783 | Tubular lining material for pipe lines | Isaburo Yagi | 1987-07-21 |
| 4600615 | Tubular lining material and a method and apparatus for manufacturing same | Koji Kusumoto, Isaburo Yagi | 1986-07-15 |
| 4576205 | Tubular lining material for pipe lines having bends | Akio Morinaga, Yoichi Sakaguchi, Isaburo Yagi | 1986-03-18 |