Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7658997 | Multiply structured particle and method for producing the same | Yoshiyuki Kawazoe | 2010-02-09 |
| 6964755 | Method for producing high activity photocatalyst, photoactivity catalyst, and method for treating hydrogen sulfide for recovering hydrogen gas under low energy by using high activity photocatalyst | Kazuyuki Tohji | 2005-11-15 |
| 6279369 | Pipe bending method and mandrel assembly for carrying out the method | — | 2001-08-28 |
| 4689979 | Pressing method and punch and die press for the same | Nobuyuki Otsuka, Yusho Nakayama, Masayuki Kumashiro, Tamio Furuya, Shigeo Kaiho | 1987-09-01 |