Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9134032 | Artificial fireplace | Muiris Flynn, Dirk Jan Jacob Mus | 2015-09-15 |
| 6459265 | Method and apparatus for reducing input impedance of a preamplifier | Xiaoming Lou, Robert Steven Stormont, Eddy B. Boskamp, Ricardo Becerra, Paul Haig | 2002-10-01 |
| 6369550 | Method and apparatus for reducing input impedance of a preamplifier | Xiaoming Lou, Robert Steven Stormont, Eddy B. Boskamp, Ricardo Becerra, Paul Haig | 2002-04-09 |
| 5168131 | Apparatus and method for controlling an elevator | Robert P. Smith | 1992-12-01 |
| D322362 | Stairway lift chair | David R. Voves, Thomas J. Green, John Sinchok | 1991-12-17 |
| 5052521 | Stairway wheelchair lift | David W. Wendt, Hyun Liu, Edward T. Gisske | 1991-10-01 |
| 4913264 | Stairway chairlift mechanism | David R. Voves, Thomas J. Green | 1990-04-03 |
| 4904916 | Electrical control system for stairway wheelchair lift | Edward T. Gisske | 1990-02-27 |
| 4602378 | X-ray table | Arnold Lloyd Kelman, Edward P. Stevens, George R. Lang | 1986-07-22 |
| 4223222 | Suspended arm for a scintillation camera | David A. Gray, Marvin L. Sivertsen, Jerome H. Adam | 1980-09-16 |