Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8598845 | Battery chargers, electrical systems, and rechargeable battery charging methods | Lap-Wai Chow | 2013-12-03 |
| 6276355 | Cutting method and apparatus for sectioning multilayer electronic devices | Ji-Guang Zhang | 2001-08-21 |
| 5729242 | Dual PDLC-projection head-up display | J. David Margerum, John H. Erdmann | 1998-03-17 |
| 5537242 | Liquid crystal millimeter wave open transmission lines modulators | — | 1996-07-16 |
| 5194972 | Microwave phase modulation with liquid crystals | J. David Margerum, Anna M. Lackner, Leroy J. Miller | 1993-03-16 |
| 5184233 | Liquid crystal-based composite material including electrically conducting elongated particles and having enhanced microwave birefringence | J. David Margerum, Anna M. Lackner, Leroy J. Miller | 1993-02-02 |
| 4944576 | Film with partial pre-alignment of polymer dispersed liquid crystals for electro-optical devices, and method of forming the same | Anna M. Lacker, J. David Margerum, Elena Ramos, Willis H. Smith, Jr. | 1990-07-31 |