Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815864 | Microprocessor controller and method of initializing and controlling low air loss floatation mattress | — | 1998-10-06 |
| 4766941 | Window shade with selectively variable shading characteristics | Hsiang-Lin Yu | 1988-08-30 |