Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10130870 | Table and game for marbles | — | 2018-11-20 |
| 9364740 | Table and game for marbles | — | 2016-06-14 |
| 6775249 | Connection handling in communications networks | John Cyril David Tooze | 2004-08-10 |
| 6334152 | Information system | Robin Thomas Mannings | 2001-12-25 |
| 5871568 | Return circuit for vapor recovery system | — | 1999-02-16 |
| 5853455 | Vapor recovery system with continuous inlet monitoring | — | 1998-12-29 |
| 5591254 | Vapor recovery system with automatic valve control | — | 1997-01-07 |
| 4849966 | Announcement system | Alan R. Willis, Ian P. C. Bruce, Hugh Whitbread | 1989-07-18 |