Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248060 | Theft deterrent device for newspaper dispensing machines | William R. Carswell, Howard Shames, Martin A. Borho | 1993-09-28 |
| 4981027 | Three position lock mechanism for a vending machine | William R. Carswell | 1991-01-01 |
| 4971186 | Price mechanism for coin operated vending machine | William R. Carswell | 1990-11-20 |
| 4844229 | Price mechanism for coin operated vending machine | William R. Carswell | 1989-07-04 |
| 4747478 | Coin sorter and totalizer | William R. Carswell, Martin A. Borho, Nicholas J. Frandino | 1988-05-31 |
| 4592461 | Vending machine with coin sorter and totalizer | William R. Carswell | 1986-06-03 |
| 4463874 | Vending machine having card moving fingers | Martin A. Borho, William R. Carswell, Frank Kecseti | 1984-08-07 |
| 4445625 | Vending machine having access blocking members | William R. Carswell | 1984-05-01 |
| 4410104 | Vending machine | William R. Carswell | 1983-10-18 |
| 4201283 | Pilferage protection for satellite vending machine having dual pricing capability | Philip F. Jacobs, Peter Southall, William R. Carswell | 1980-05-06 |