
Robert Chevalier
Examiner (ID: 4919)
| Most Active Art Unit | |
| Art Unit(s) | |
| Total Applications | |
| Issued Applications | |
| Pending Applications | |
| Abandoned Applications |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
| 07/399112 | OPTICAL DATA READING APPARATUS HAVING MEANS FOR DETECTING DATA DEGRADATION RESULTING FROM DUST COVERING THE OPTICAL PICKUP HEAD | Aug 24, 1989 | Abandoned |
| 07/399710 | Optical head structure | Aug 24, 1989 | Issued |
| 07/397860 | Track search apparatus | Aug 23, 1989 | Issued |
| 07/388831 | Video recording apparatus having control means provided therein for independently controlling the writing head and the reading head | Aug 2, 1989 | Issued |
| 07/383791 | Recording apparatus for recording main information with additional information | Jul 20, 1989 | Issued |
| 07/378750 | Video signal reproducing apparatus having a field memory for still picture reproduction | Jul 10, 1989 | Issued |
| 07/372523 | System for obtaining optimum focusing position in optical disc system | Jun 27, 1989 | Issued |
| 07/345411 | IMAGE SIGNAL RECORDING APPARATUS | Apr 27, 1989 | Abandoned |
| 07/325255 | Circuit and method for searching track on CD | Mar 16, 1989 | Issued |
| 07/277255 | Three-dimensional optical memory system | Nov 28, 1988 | Issued |