
William B. Perkey
Examiner (ID: 9388)
| 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 |
|---|---|---|---|
| 07/345444 | Backlighting detecting device | Apr 30, 1989 | Issued |
| 07/343341 | Music generator | Apr 25, 1989 | Issued |
| 07/342660 | Programmable shutter | Apr 23, 1989 | Issued |
| 07/342742 | Electronic musical instrument | Apr 23, 1989 | Issued |
| 07/338435 | REAR CONVERTER FOR INTERCHANGEABLE LENS CAMERA | Apr 13, 1989 | Abandoned |
| 07/338725 | Fingerboard and neck for electronic musical instrument | Apr 13, 1989 | Issued |
| 07/338389 | FOCUS DETECTING DEVICE | Apr 10, 1989 | Abandoned |
| 07/335213 | Apparatus for producing a chord progression available for a melody | Apr 5, 1989 | Issued |
| 07/333009 | OPERATION CONTROL DEVICE FOR A CAMERA | Apr 3, 1989 | Abandoned |
| 07/331353 | System for controlling output of electronic musical instrument | Mar 30, 1989 | Issued |
| 07/328281 | CAMERA SYSTEM | Mar 23, 1989 | Abandoned |
| 07/328311 | Camera system | Mar 23, 1989 | Issued |
| 07/328551 | Camera system including exposure mode data back and flash accessories | Mar 23, 1989 | Issued |
| 07/327784 | CAMERA WITH VISUAL AXIS DETECTING DEVICE | Mar 22, 1989 | Abandoned |
| 07/327674 | ELECTRONIC FLASH CONTROL DEVICE | Mar 22, 1989 | Abandoned |
| 07/325111 | Camera system | Mar 19, 1989 | Issued |
| 07/324223 | Electronic musical instrument with a coupler effect function | Mar 14, 1989 | Issued |
| 07/325036 | FOCAL LENGTH CHANGEABLE CAMERA | Mar 13, 1989 | Abandoned |
| 07/320620 | Control device for use in a camera having a consecutive picture taking mode and a single picture taking mode | Mar 7, 1989 | Issued |
| 07/319824 | CAMERA DATA SETTING DEVICE | Mar 2, 1989 | Abandoned |