Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393635 | Galley waste disposal system and method | — | 2002-05-28 |
| 6325356 | Long life rotary gate valve for aircraft vacuum toilet system | — | 2001-12-04 |
| 6226807 | System and method for a reduced water consumption vacuum toilet | Robert G. Ratliff | 2001-05-08 |
| 6223361 | Galley waste disposal system | — | 2001-05-01 |
| 5404897 | System and method for preventing leakage of liquid waste from an aircraft waste tank during flight | — | 1995-04-11 |
| 5232010 | Drain valve | Andrew Volpe | 1993-08-03 |
| 5065786 | Flow control valve | — | 1991-11-19 |
| 5035011 | Self draining sanitation system | Andrew Volpe | 1991-07-30 |
| 4783859 | Aircraft toilet flush valve | Jon E. Allen, Anna Jung | 1988-11-15 |