GRQ Instruments, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for GRQ Instruments, Inc..The latest application filed is for "smart sonic bearings and method for frictional force reduction and switching".
- GRQ Instruments, Inc. - Livermore CA
| Patent | Date |
|---|---|
| Smart sonic bearings and method for frictional force reduction and switching Grant 6,936,951 - Cheng , et al. August 30, 2 | 2005-08-30 |
| Smart sonic bearings for frictional force reduction and switching Grant 6,724,128 - Cheng , et al. April 20, 2 | 2004-04-20 |
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