Issued Patents All Time
Showing 1–25 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7150553 | Replaceable LED lamp capsule | Kun-Ming Huang, Robert L. Garrison | 2006-12-19 |
| 6682211 | Replaceable LED lamp capsule | Kun-Ming Huang, Robert L. Garrison | 2004-01-27 |
| 6281630 | Vehicle lamps with glare control | Michael Tucker | 2001-08-28 |
| 6271622 | Vehicle lamps with improved filament and filament support configurations | Charles M. Coushaine, Michael Tucker | 2001-08-07 |
| 6093999 | Vehicle lamp with shaped envelope interior providing a light-trapping dome | Michael Tucker | 2000-07-25 |
| 5997162 | Horizontal HID vehicle headlamp with magnetic deflection | Michael Tucker, Jean Evans, Harold L. Rothwell, Jr. | 1999-12-07 |
| 5855430 | Vehicle headlamp assembly | Charles M. Coushaine, Michael Tucker | 1999-01-05 |
| 5702179 | Discharge lamp having light-transmissive conductive coating for RF containment and heating | Steven Sidwell, Robert L. Garrison, Ralph Johnson | 1997-12-30 |
| 5577833 | Vehicle headlamp reflector | Robert King | 1996-11-26 |
| 5523655 | Neon fluorescent lamp and method of operating | Scott D. Jennato, Harold L. Rothwell, Jr. | 1996-06-04 |
| 5213536 | Filamented lamp manufacture method | Harold L. Hough | 1993-05-25 |
| 5133682 | Method and mold for fabricating an arc tube for an arc discharge lamp | Thomas J. Gilligan, Harold L. Hough | 1992-07-28 |
| 5132562 | Push-pull driver without input saturation or output leakage | Francis Chan, Bijan Salimi, David R. Weitzel | 1992-07-21 |
| 5043634 | Pulsed light source | Harold L. Rothwell, Jr., Peter J. Van Peenen | 1991-08-27 |
| 4920459 | Arc discharge headlamp system | Harold L. Rothwell, Jr. | 1990-04-24 |
| 4874988 | Pulsed metal halide arc discharge light source | Harold L. Rothwell, Jr., Donald F. Garrity, Jr. | 1989-10-17 |
| 4864180 | Metal-halide arc tube and lamp having improved uniformity of azimuthal luminous intensity | Harold L. Rothwell, Jr., Thomas J. Gilligan | 1989-09-05 |
| 4850918 | Pulsed metal halide source | Harold L. Rothwell, Jr., Donald F. Garrity, Jr. | 1989-07-25 |
| 4847530 | Arc discharge lamp with elongated outer envelope orthogonal to lamp base | Harold L. Rothwell, Jr. | 1989-07-11 |
| 4823050 | Metal-halide arc tube and lamp having improved uniformity of azimuthal luminous intensity | Harold J. Rothwell, Jr., Thomas J. Gilligan | 1989-04-18 |
| 4814959 | Heat shield for low profile automotive headlight | Kirti B. Chakrabarti | 1989-03-21 |
| 4804878 | Electric lamp, base for use therewith and method of assembling same | Harold L. Hough, Kirti B. Chakrabarti | 1989-02-14 |
| 4769748 | Lamp reflector | Robert E. Levin | 1988-09-06 |
| 4766348 | Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases | Harold L. Rothwell, Jr., Mark D. Beschle | 1988-08-23 |
| 4740875 | Motor vehicle headlight having lens with glare prevention means | Peter N. Wyckoff | 1988-04-26 |