Beccu; Rainer
Patent Applications and Registrations
Patent applications and USPTO patent grants for Beccu; Rainer.The latest application filed is for "percussive down-the-hole hammer for rock drilling, and a drill bit used therein".
- Beccu; Rainer - Alachua FL
- Beccu; Rainer - Houston TX
| Patent | Date |
|---|---|
| Percussive down-the-hole hammer for rock drilling, and a drill bit used therein Grant 6,502,650 - Beccu January 7, 2 | 2003-01-07 |
| Percussive down-the-hole rock drilling hammer and piston therefor Grant 6,131,672 - Beccu , et al. October 17, 2 | 2000-10-17 |
| Percussive down-the-hole hammer and a drill bit therefor Grant 6,125,952 - Beccu , et al. October 3, 2 | 2000-10-03 |
| Precussive down-the-hole rock drilling hammer Grant 6,062,322 - Beccu , et al. May 16, 2 | 2000-05-16 |
| Rock drilling tool, drill bit and a method of transferring percussive energy Grant 5,984,030 - Larsson , et al. November 16, 1 | 1999-11-16 |
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