Issued Patents All Time
Showing 226–250 of 292 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4535414 | Position indicating system and method | — | 1985-08-13 |
| 4532511 | Automatic vehicle identification system and method | — | 1985-07-30 |
| 4531152 | Television system and method | Christian Grund | 1985-07-23 |
| 4511930 | Electro-optical information recording and reproduction system | — | 1985-04-16 |
| 4511918 | Scanning apparatus and method | — | 1985-04-16 |
| 4488370 | Weapon control system and method | — | 1984-12-18 |
| 4485400 | Video telephone | Christian Grund | 1984-11-27 |
| 4471343 | Electronic detection systems and methods | — | 1984-09-11 |
| 4466742 | Electronic digital watch | — | 1984-08-21 |
| 4455551 | Synthetic speech communicating system and method | — | 1984-06-19 |
| 4453161 | Switch activating system and method | — | 1984-06-05 |
| 4437241 | Measuring instrument and method | — | 1984-03-20 |
| 4436978 | Sampling device | — | 1984-03-13 |
| 4434510 | Communication system and method | — | 1984-02-28 |
| 4428685 | Temperature talking indicating device | Christrian Grund | 1984-01-31 |
| 4398223 | System for recording video information on a record card | — | 1983-08-09 |
| 4397247 | Molding system and article | — | 1983-08-09 |
| 4397196 | Electronic tool and method | — | 1983-08-09 |
| 4390586 | Electrical device of semi-conducting material with non-conducting areas | — | 1983-06-28 |
| 4385880 | Shock wave processing apparatus | — | 1983-05-31 |
| RE31239 | Information storage and reproduction system | — | 1983-05-10 |
| 4382687 | Electronic digital watch | — | 1983-05-10 |
| 4367130 | Chemical reaction | — | 1983-01-04 |
| 4357602 | Fire detection and warning system | — | 1982-11-02 |
| 4356903 | Parking meter | Christian Grund | 1982-11-02 |