Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7011472 | Semi-submersible offshore vessel | Thomas Ernby, Yungang Liu | 2006-03-14 |
| 6349212 | Cordless telephone arrangement | Michael B. Ashdown | 2002-02-19 |
| 5998964 | Portable appliance charging system | — | 1999-12-07 |
| 5923146 | Battery charging unit incorporated in a power cord reel housing | — | 1999-07-13 |
| 5923147 | Battery charger unit incorporated in a power cord reel housing | — | 1999-07-13 |
| 5924046 | Portable radio telephone with sound off-hook production | — | 1999-07-13 |
| D406815 | Adaptor plug | — | 1999-03-16 |
| D405758 | Adaptor plug | — | 1999-02-16 |
| 5703931 | Portable radio telephone with impulse movement or sound off-hook production and signalling | — | 1997-12-30 |
| 5254931 | Battery charging apparatus in a portable electronic apparatus | — | 1993-10-19 |
| 5241583 | Portable radio telephone which terminates an electronic keypad lock function upon sensing an incoming call | — | 1993-08-31 |
| 5151946 | Variable configuration portable telephone | — | 1992-09-29 |
| 4989012 | Antenna assembly | Michael B. Ashdown | 1991-01-29 |
| 4920352 | Retractable antenna | Michael B. Ashdown | 1990-04-24 |
| D302423 | Portable radio/telephone instrument | Peter Harrison, David Perry, John H. New, Ron Major, Craig Dolwin +1 more | 1989-07-25 |
| D299719 | Handset radio telephone | Anthony B. Harrup, Mark Powell, Roger S. Wilkins, Ron Major, Chris M. Harrison +2 more | 1989-02-07 |
| D289896 | Pocket telephone | John J. Runnalls, Keith Paver, John R. Kinneir, Craig I. Wightman | 1987-05-19 |