Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217267 | Cold forming tap having internal finish cutting edge and method of producing the same | Hiroto Sugano, Shigeru Hayashi | 2001-04-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6217267 | Cold forming tap having internal finish cutting edge and method of producing the same | Hiroto Sugano, Shigeru Hayashi | 2001-04-17 |