Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7794179 | Rockbolt of high strength steel pipe and method of manufacturing the same | Takefumi Nakako, Takeyuki Yoshida, Shigeo Matsubara, Toshiharu Kittaka | 2010-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7794179 | Rockbolt of high strength steel pipe and method of manufacturing the same | Takefumi Nakako, Takeyuki Yoshida, Shigeo Matsubara, Toshiharu Kittaka | 2010-09-14 |