Lawrence Bernstein
19Patents
14h-index
7Co-inventors
71Inventor score
Filing activity: Apr 18, 1977 → Oct 20, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5583925A | Automatic three-way calling feature for a telecommunications system | Electricity | 72 | Expired |
| US5392277A | Routing to intelligence | Electricity | 66 | Expired |
| US5729370A | Method for upgrading a communications network | Electricity | 35 | Expired |
| US4081145A | Food cutting machine | Human Necessities | 35 | Expired |
| US5390169A | Routing to intelligence | Electricity | 31 | Expired |
| US5037088A | Hydraulic resistance exerciser with relatively rotatable arms | Human Necessities | 27 | Expired |
| US4249336A | Construction toy | Human Necessities | 23 | Expired |
| US5361419A | Helmet with sound ducts | Human Necessities | 23 | Expired |
| US4203247A | Toy vehicle launcher and toy vehicle for use therewith | Human Necessities | 21 | Expired |
| US4825971A | Universal wheeled chair | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5907548A | Telephone network local access using data messaging | Electricity | 18 | Expired |
| US5355405A | Arrangement for dynamically identifying the assignment of a subscriber telephone loop connection at a serving terminal | Electricity | 17 | Expired |
| US7090779B2 | Manually operable water purifying device | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5632048A | Protector hearing helmet | Human Necessities | 14 | Expired |
| US4555774A | Fast response for switched data networks | Electricity | 8 | Expired |
| US6026144A | Method for improving the administration of the telephone local loop plant | Electricity | 6 | Expired |
| US4941540A | Universal electric wheeled chair | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4237631A | Picture frame | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| USD299326S | Wheelchair | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.