Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7882720 | Automatic bending machine for steel rule punching die and the steel rule punching die | Toshinaga Urabe | 2011-02-08 |
| 7770426 | Blade material bending method and blade material bending device | — | 2010-08-10 |
| 7757532 | Method and apparatus for bending a blade member | — | 2010-07-20 |
| 7401539 | Blade material cutting device | — | 2008-07-22 |
| 7231860 | Blade material cutting device | — | 2007-06-19 |
| 7000442 | Rotary die blade member bending method, and rotary die blade member binding device | — | 2006-02-21 |
| 6227026 | Band-blade cutting tool and band-blade working apparatus | — | 2001-05-08 |
| 6158264 | Method of working a band blade | — | 2000-12-12 |
| 5771725 | Method of producing a band blade, a method of bending a strip material, and an apparatus for bending a stip material | — | 1998-06-30 |
| 5507168 | Apparatus for bending a strip material | Susumu Ohtani, Naoki Ogawa | 1996-04-16 |
| D349504 | Band-blade bender for a band-blade bending machine | Naoki Ogawa, Susumu Ohtani | 1994-08-09 |
| 4444299 | Automatic control system for operating the clutch of a car | — | 1984-04-24 |