Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6610381 | Absorbent barrier sheet and method of making same | — | 2003-08-26 | |
| 5949633 | Fluorescent lamp drive system with transformer over-voltage protection circuit | — | 1999-09-07 | $43,200,000 |
| 5909091 | Discharge lamp including an integral cathode fall indicator | — | 1999-06-01 | $101,171,000 |
| 5906876 | Absorbent fabric and undergarments incorporating the fabric | — | 1999-05-25 | |
| 5825133 | Resonant inverter for hot cathode fluorescent lamps | — | 1998-10-20 | $57,202,000 |
| 5819317 | Infant t-shirt | — | 1998-10-13 | |
| 5778457 | Hygienic panty and quick-attach pad | — | 1998-07-14 | |
| 5732401 | Activity based cost tracking systems | — | 1998-03-24 | |
| 5150033 | Flat plate sealed lead-acid battery charging system and method | — | 1992-09-22 | |
| 5012125 | Shielded electrical wire construction, and transformer utilizing the same for reduction of capacitive coupling | — | 1991-04-30 | |
| 4890217 | Universal power supply, independent converter stages for respective hardware components of a computerized system | — | 1989-12-26 |