John Porter
15Patents
11h-index
22Co-inventors
72Inventor score
Filing activity: Sep 11, 1992 → Mar 29, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5909463A | Single-chip software configurable transceiver for asymmetric communication system | Electricity | 114 | Expired |
| USD415124S | Operator console | General | 97 | Expired |
| USD428864S | Operator console | General | 85 | Expired |
| US5473666A | Method and apparatus for digitally controlling gain in a talking path | Electricity | 36 | Expired |
| US6212068A | Operator workstation | Human Necessities | 32 | Expired |
| US6449143B2 | Operator workstation | Human Necessities | 31 | Expired |
| USD493771S1 | Industrial power supply module | General | 18 | Expired |
| USD914595S1 | Module for an industrial control system | General | 16 | Active |
| US6213577A | Equipment storage apparatus | Electricity | 16 | Expired |
| USD421249S | Equipment rack | General | 14 | Expired |
| USD414752S | Electronic module enclosure | General | 11 | Expired |
| US6678181B2 | Industrial power supply modules | Electricity | 3 | Expired |
| US6213279A | Machine for selectively positioning a work member at a work station | Performing Operations; Transporting | 2 | Expired |
| USD425031S | Equipment cabinet | General | 2 | Expired |
| USD428607S | Input/output backplane | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.