David Thorn
16Patents
10h-index
27Co-inventors
72Inventor score
Filing activity: May 22, 1986 → Jun 3, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8145212B2 | Wireless device activation | Electricity | 201 | Active |
| US9161296B2 | Controlled access to a wireless network | Electricity | 129 | Active |
| US4782519A | Method and apparatus for enhancing the operating capabilities of a telephone switching system | Electricity | 95 | Expired |
| US5086461A | Apparatus and method for providing existing 1ESS and 1AESS telephone switching equipment with the capability of using the SS7 protocol | Electricity | 84 | Expired |
| US4853955A | Apparatus and method for providing existing telephone switching equipment with the capability of using the SS7 protocol | Electricity | 75 | Expired |
| US6552826B2 | Facsimile network | Electricity | 68 | Expired |
| US6256115A | Facsimile network | Electricity | 62 | Expired |
| US8509767B2 | Controlled access to a wireless network | Electricity | 51 | Active |
| US8463258B2 | Extended wireless device activation | Electricity | 51 | Active |
| US8929863B2 | Methods and systems for temporarily permitting a wireless device to access a wireless network | Electricity | 11 | Active |
| US8559930B2 | Occasional access to a wireless network | Electricity | 3 | Active |
| US7411703B2 | Facsimile network | Electricity | 3 | Expired |
| US11908027B1 | Digital delivery of legal process | Physics | 1 | Active |
| US12282205B1 | Glasses for the hearing impaired | Physics | 0 | Active |
| US12254521B2 | Secure service recipient online portal | Physics | 0 | Active |
| US11166163B2 | Secure re-use of SIM security parameters | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.