Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6220052 | Apparatus and method for liquefying natural gas for vehicular use | Harold M. Lee | 2001-04-24 |
| 6196280 | Combination nozzle and fuel tank fitting for delivering liquefied natural gas and components thereof | Harold M. Lee, Alan T. Ziegler | 2001-03-06 |
| 5386699 | Method and apparatus for liquifying natural gas for fuel for vehicles and fuel tank for use therewith | Albert Myers, Harold M. Lee, Dragos Sfinteanu | 1995-02-07 |
| 5327730 | Method and apparatus for liquifying natural gas for fuel for vehicles and fuel tank for use therewith | Albert Myers, Harold M. Lee, Dragos Sfinteanu | 1994-07-12 |
| 4725999 | Timer system for medicine taking | — | 1988-02-16 |