Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5497630 | Method and apparatus for hydride heat pumps | Edward M. Redding | 1996-03-12 |
| 5106570 | Intense negative ion source | — | 1992-04-21 |
| D305968 | Food scoop | — | 1990-02-13 |
| 4737953 | Local area network bridge | Steven R. Koch, William Thomas Hatfield, Neil R. Shapiro, William C. Hughes | 1988-04-12 |
| 4730307 | Method and apparatus for local area networks | William C. Hughes | 1988-03-08 |
| 4714802 | Apparatus and method for determining the source direction of local area network transmissions | — | 1987-12-22 |
| 4715030 | Local area network bridge | Steven R. Koch, William Thomas Hatfield, Neil R. Shapiro, William C. Hughes | 1987-12-22 |
| 4571585 | Matrix addressing of cholesteric liquid crystal display | John E. Bigelow | 1986-02-18 |
| 4224617 | Liquid crystal display | — | 1980-09-23 |