Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5571587 | Sheetstock adapted for use with laser and ink jet printers | Dennis L. Greaver, Jane M. Thompson | 1996-11-05 |
| 5018695 | Disposable coasters | — | 1991-05-28 |
| 4923317 | Brushless white-out correcting fluid applicator | Ghanshyam H. Popat, Chen Tien-Tsung, Manuel W. Ruiz | 1990-05-08 |
| 4676861 | Backing free correction tape and dispenser | — | 1987-06-30 |
| D288533 | Tape dispenser package | Cindy L. Jialanella, Tien-Tsung Chen, Jeffrey C. Hunter | 1987-03-03 |