Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6889087 | Switched reactance modulated E-class oscillator design | — | 2005-05-03 |
| 6864755 | Switched reactance modulated E-class oscillator design | — | 2005-03-08 |
| 5415844 | Tray, particularly for use with ceramic ware | — | 1995-05-16 |
| 5155088 | Magenta thiopheneazoaniline dye-donor element for thermal dye transfer | Steven Evans, Max A. Weaver | 1992-10-13 |
| RE33819 | Magenta dye-donor element used in thermal dye transfer | Max A. Weaver, Kin K. Lum | 1992-02-11 |
| 4788121 | Colored toners containing dicyanomethine dye compounds | — | 1988-11-29 |
| 4701439 | Yellow dye-donor element used in thermal dye transfer | Max A. Weaver, Kin K. Lum | 1987-10-20 |
| 4698780 | Method of monitoring an elevator system | Alan F. Mandel, Kenneth M. Eichler, William J. Trosky | 1987-10-06 |
| 4698651 | Magenta dye-donor element used in thermal dye transfer | Max A. Weaver, Kin K. Lum | 1987-10-06 |
| 4697243 | Methods of servicing an elevator system | Charles M. Gutowski, William J. Trosky, Thomas A. Butler | 1987-09-29 |
| 4674716 | Blown crescent airfoil | — | 1987-06-23 |
| 4646058 | Elevator system with lamp failure monitoring | Alan F. Mandel, Kenneth M. Eichler | 1987-02-24 |
| 4575848 | Methods and apparatus for correcting a software clock from an accurate clock | William J. Trosky | 1986-03-11 |
| 4550761 | Mold coating | — | 1985-11-05 |
| 4512442 | Method and apparatus for improving the servicing of an elevator system | Alan F. Mandel, William J. Trosky, Kenneth M. Eichler, Stephen Tomas, Edward Tober +1 more | 1985-04-23 |
| 4490172 | Method of melting and refining steel and other ferrous alloys | Harry H. Kessler | 1984-12-25 |
| D272834 | Template organizer stand | — | 1984-02-28 |
| 4418795 | Elevator servicing methods and apparatus | William J. Trosky, Kenneth M. Eichler, Alan F. Mandel | 1983-12-06 |
| 4409028 | Process for producing cast iron | — | 1983-10-11 |
| 4396546 | Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof | James J. Krutak, Robert Joseph Maleski | 1983-08-02 |
| 4385104 | Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof | James J. Krutak, Robert Joseph Maleski | 1983-05-24 |
| 4377411 | Addition agent for cast iron | — | 1983-03-22 |
| 4353651 | Method of mixing chemically bonded foundry sand by vibratory action | Donald Jorgensen | 1982-10-12 |
| 4346161 | Photographic products and processes employing novel nondiffusible 6-(2-thienylazo)-3-pyridinol cyan dye-releasing compounds and precursors thereof | James J. Krutak, Robert Joseph Maleski | 1982-08-24 |
| 4189428 | Thiazolylazo and benzothiazolylazo compounds from cyclohexylaminoacylanilides | Max A. Weaver, James M. Straley | 1980-02-19 |