NEC Engineering, Ltd.
37Patents
30Active
37Granted
51Portfolio score
Filing activity: Aug 30, 2001 → Nov 27, 2015 · 14 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7079647B2 | IP telephone with power source circuit | Emerging Cross-Sectional Technologies | 46 | Expired |
| USD563917S1 | Television conference system with displays | General | 20 | Expired |
| US8072294B2 | Filter having switch function and band pass filter | Electricity | 18 | Active |
| US7336494B2 | Electronic device having compact heat radiation structure | Physics | 12 | Expired |
| US8833423B2 | Film attachment apparatus and attachment method | Emerging Cross-Sectional Technologies | 8 | Active |
| US8405704B2 | TV conference apparatus | Electricity | 7 | Active |
| USD720311S1 | Coaxial waveguide converter substrate with filtering function | General | 6 | Active |
| US7924480B2 | Edge detecting device, electronic equipment, and edge detecting method using the same | Electricity | 4 | Active |
| US9564620B2 | Power storage device | Emerging Cross-Sectional Technologies | 4 | Active |
| US8100706B2 | Back plug-in connector device | Electricity | 3 | Active |
| US8387979B2 | Sheet feeding apparatus, document reading apparatus and method for feeding sheet | Performing Operations; Transporting | 3 | Active |
| US7043594B2 | Local bus bridge | Electricity | 3 | Expired |
| US9294651B2 | Image reading device for reading document images with visible light and non-visible light being switchingly applied | Electricity | 3 | Active |
| US8389875B2 | Installation structure of (outdoor) communication equipment and installation method thereof | Electricity | 3 | Active |
| USD720312S1 | Coaxial waveguide converter substrate with filtering function | General | 2 | Active |
| US9390948B2 | Tape attaching apparatus and tape attaching method | Emerging Cross-Sectional Technologies | 2 | Active |
| US6480678B1 | Light transmitting member driving device for a contour measuring apparatus | Physics | 2 | Expired |
| US8740216B2 | Document conveying apparatus and document conveying method | Performing Operations; Transporting | 1 | Active |
| US7814455B2 | Logic synthesis method and device | Physics | 1 | Active |
| US8040559B2 | Print management system, method and computer-readable medium containing program for the same | Electricity | 1 | Active |
| US8086259B2 | Radio communication apparatus, radio communication system and radio communication method | Electricity | 1 | Active |
| US8223409B2 | Optical device, image reading apparatus and adjusting method for optical device | Physics | 1 | Active |
| US9555607B2 | Tape sticking apparatus | Electricity | 0 | Active |
| US9167123B2 | Image reader apparatus and method of driving the same | Electricity | 0 | Active |
| US8567315B2 | Plate supply and discharge device and printing plate forming device using same | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.