Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090779 | Manually operable water purifying device | Anna Johanna Bernstein | 2006-08-15 |
| 6026144 | Method for improving the administration of the telephone local loop plant | Brent E. Coy | 2000-02-15 |
| 5907548 | Telephone network local access using data messaging | — | 1999-05-25 |
| 5729370 | Method for upgrading a communications network | Brent E. Coy | 1998-03-17 |
| 5632048 | Protector hearing helmet | David Mortell, Mark Andersen | 1997-05-27 |
| 5583925 | Automatic three-way calling feature for a telecommunications system | — | 1996-12-10 |
| 5392277 | Routing to intelligence | — | 1995-02-21 |
| 5390169 | Routing to intelligence | — | 1995-02-14 |
| 5361419 | Helmet with sound ducts | — | 1994-11-08 |
| 5355405 | Arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal | — | 1994-10-11 |
| 5037088 | Hydraulic resistance exerciser with relatively rotatable arms | — | 1991-08-06 |
| 4941540 | Universal electric wheeled chair | — | 1990-07-17 |
| 4825971 | Universal wheeled chair | — | 1989-05-02 |
| D299326 | Wheelchair | — | 1989-01-10 |
| 4555774 | Fast response for switched data networks | — | 1985-11-26 |
| 4249336 | Construction toy | Walter Moe, Charles M. Diker | 1981-02-10 |
| 4237631 | Picture frame | Walter Moe | 1980-12-09 |
| 4203247 | Toy vehicle launcher and toy vehicle for use therewith | Walter Moe, David L. Heller | 1980-05-20 |