Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626634 | Method of distributing beverages with improved shipping tray | William P. Apps, Norman C. Strohfus, Robert W. Grace, David J. Glancy | 2003-09-30 |
| 5524308 | Sleeping mat and seating arrangement | Lisa Hwang | 1996-06-11 |
| 5474361 | Portable chair structure | Lisa Hwang | 1995-12-12 |
| D360768 | Portable seat | Lisa Hwang | 1995-08-01 |
| 5384923 | Sleeping mat and seating arrangement | Lisa Hwang | 1995-01-31 |
| 5190350 | Seating arrangement | Lisa Hwang | 1993-03-02 |
| D329148 | Collapsible seat | Lisa Hwang | 1992-09-08 |