Schellinger; Michael J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schellinger; Michael J..The latest application filed is for "method and apparatus for establishing a communication link".
- Schellinger; Michael J. - Vernon Hills IL
- Schellinger; Michael J. - Palatine IL
- Schellinger; Michael J. - Bloomingdale IL
| Patent | Date |
|---|---|
| Method and apparatus for establishing a communication link Grant 6,360,091 - Schellinger , et al. March 19, 2 | 2002-03-19 |
| Method and apparatus for reducing current consumption Grant 6,330,234 - Tomasi , et al. December 11, 2 | 2001-12-11 |
| Call routing system for a wireless data device Grant 6,052,592 - Schellinger , et al. April 18, 2 | 2000-04-18 |
| Method of and apparatus for selecting a communication channel Grant 6,052,595 - Schellinger , et al. April 18, 2 | 2000-04-18 |
| Apparatus and method for alternative radiotelephone system selection Grant 5,842,122 - Schellinger , et al. November 24, 1 | 1998-11-24 |
| Method for validating a communication link Grant 5,805,992 - Schellinger September 8, 1 | 1998-09-08 |
| Method for adjusting reference frequencies in a communication system Grant 5,701,589 - Lee , et al. December 23, 1 | 1997-12-23 |
| System for scanning channels Grant 5,574,976 - Schellinger November 12, 1 | 1996-11-12 |
| Method for validating a communication link Grant 5,488,649 - Schellinger January 30, 1 | 1996-01-30 |
| Dual system cellular cordless radiotelephone apparatus with sub-data channel timing monitor Grant 5,442,680 - Schellinger , et al. August 15, 1 | 1995-08-15 |
| Error detecting method and apparatus for data communications Grant 5,349,588 - Schellinger September 20, 1 | 1994-09-20 |
| Apparatus and method for alternative radiotelephone system selection Grant 5,260,988 - Schellinger , et al. November 9, 1 | 1993-11-09 |
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