Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7305875 | Method and apparatus for measuring the volume of fuel in a tank | Gerald Pindus, Jeffrey Carleton, Lee Hoffman | 2007-12-11 |
| 5372425 | Cushioned restraining device for shaker apparatus | Myron Tannenbaum, Michael Gut, James A. Bright | 1994-12-13 |
| 5052812 | Bath shaker | Myron Tannenbaum | 1991-10-01 |
| 4662480 | Elevator system | Marjorie J. Polis | 1987-05-05 |
| 4656572 | PWM inverter | William R. Caputo, Kenneth K L Lee | 1987-04-07 |
| 4650037 | Elevator system | Kim E. Morris | 1987-03-17 |
| 4587511 | Elevator system with hall lamp status monitoring | Linus R. Dirnberger, Michael J. Brick | 1986-05-06 |
| 4567560 | Multiprocessor supervisory control for an elevator system | Marjorie J. Polis | 1986-01-28 |
| 4547732 | Digital tachometer | Pantelis G. Tinios | 1985-10-15 |
| 4499974 | Terminal slowdown speed pattern generator | Tac H. Nguyen | 1985-02-19 |
| 4470482 | Speed pattern generator for an elevator car | — | 1984-09-11 |
| 4463833 | Elevator system | Richard H. Ludwig, Linus R. Dirnberger | 1984-08-07 |
| 4457404 | Elevator system | Vladimir Uherek | 1984-07-03 |
| 4436185 | Elevator system | Richard H. Ludwig, Wing C. Quan, Linus R. Dirnberger, Marjorie J. Polis | 1984-03-13 |
| 4433756 | Elevator system | William R. Caputo | 1984-02-28 |
| 4416352 | Elevator system | Vladimir Uherek | 1983-11-22 |
| 4397377 | Elevator system | Jane B. Lanctot | 1983-08-09 |
| 4373612 | Elevator system | William R. Caputo | 1983-02-15 |
| 4357997 | Elevator system | Michael J. Dynak | 1982-11-09 |
| 4331220 | Elevator system | — | 1982-05-25 |
| 4261439 | Elevator system | — | 1981-04-14 |