| 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 |