Petterson; Ben J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Petterson; Ben J..The latest application filed is for "sway control method and system for rotary cranes".
- Petterson; Ben J. - Albuquerque NM
| Patent | Date |
|---|---|
| Sway control method and system for rotary cranes Grant 5,908,122 - Robinett , et al. June 1, 1 | 1999-06-01 |
| Operator control systems and methods for swing-free gantry-style cranes Grant 5,785,191 - Feddema , et al. July 28, 1 | 1998-07-28 |
| Methods of and system for swing damping movement of suspended objects Grant 4,997,095 - Jones , et al. March 5, 1 | 1991-03-05 |
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