Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446783 | Electrode tip loading method and apparatus | Glenn Howard Kuenzler | 2002-09-10 |
| 6239405 | Displacement controlled butt welding | Marshall Gordon Jones, Carl Edward Erikson | 2001-05-29 |
| 5896004 | Double ended quartz lamp with end bend control | Joseph Feldman, Richard L. Hansler, Walter Chapman, John M. Davenport, Rocco T. Giordano +3 more | 1999-04-20 |
| 5719463 | Retaining spring and stop means for lamp mount | Gerald E. Duffy | 1998-02-17 |
| 5708328 | Universal burn metal halide lamp | Paul G. Mathews, Brian L. Gordon, David E. Korow | 1998-01-13 |
| 5598063 | Means for supporting and sealing the lead structure of a lamp | Paul G. Mathews | 1997-01-28 |
| 5493167 | Lamp assembly with shroud employing insulator support stops | Dale K. Mikol, Laszlo Dzsacsovszki | 1996-02-20 |