James H. Schaffner
114Patents
27h-index
98Co-inventors
93Inventor score
Filing activity: Nov 6, 1989 → Jan 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7012572B1 | Integrated ultra wideband element card for array antennas | Electricity | 299 | Expired |
| US7835600B1 | Microwave receiver front-end assembly and array | Physics | 244 | Active |
| US7583074B1 | Low cost millimeter wave imager | Electricity | 234 | Expired |
| US7956818B1 | Leaky coaxial cable with high radiation efficiency | Electricity | 196 | Active |
| US6670921B2 | Low-cost HDMI-D packaging technique for integrating an efficient reconfigurable antenna array with RF MEMS switches and a high impedance surface | Electricity | 168 | Expired |
| US7151508B2 | Antenna system and RF signal interference abatement method | Electricity | 139 | Expired |
| US6483481B1 | Textured surface having high electromagnetic impedance in multiple frequency bands | Electricity | 107 | Expired |
| US6388631B1 | Reconfigurable interleaved phased array antenna | Electricity | 90 | Expired |
| US7053737B2 | Stress bimorph MEMS switches and methods of making same | Electricity | 89 | Expired |
| US6538621B1 | Tunable impedance surface | Electricity | 80 | Expired |
| US6483480B1 | Tunable impedance surface | Electricity | 79 | Expired |
| US6104908A | System for and method of combining signals of combining signals of diverse modulation formats for distribution in multiple dwelling units | Electricity | 58 | Expired |
| US7245269B2 | Adaptive beam forming antenna system using a tunable impedance surface | Electricity | 55 | Expired |
| US6545647B1 | Antenna system for communicating simultaneously with a satellite and a terrestrial system | Electricity | 55 | Expired |
| US6396368B1 | CMOS-compatible MEM switches and method of making | Electricity | 54 | Expired |
| US6384797B1 | Reconfigurable antenna for multiple band, beam-switching operation | Electricity | 53 | Expired |
| US7941022B1 | Single fiber optical links for simultaneous data and power transmission | Electricity | 52 | Active |
| US6440767B1 | Monolithic single pole double throw RF MEMS switch | Electricity | 45 | Expired |
| USD868756S1 | Vehicle antenna | General | 44 | Active |
| US9647187B1 | Multi-slice two-dimensional phased array assembly | Physics | 40 | Active |
| US5278924A | Periodic domain reversal electro-optic modulator | Physics | 38 | Expired |
| US6739028B2 | Molded high impedance surface and a method of making same | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5751867A | Polarization-insensitive, electro-optic modulator | Physics | 32 | Expired |
| US5291565A | Broad band, low power electro-optic modulator apparatus and method with segmented electrodes | Physics | 32 | Expired |
| US9735885B1 | Chip-scale mid-IR scanning frequency modulated coherent ladar receiver | Electricity | 31 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.