Carl T. Nelson
48Patents
16h-index
16Co-inventors
78Inventor score
Filing activity: Jul 31, 1975 → Jun 26, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4823070A | Switching voltage regulator circuit | Emerging Cross-Sectional Technologies | 106 | Expired |
| US5305192A | Switching regulator circuit using magnetic flux-sensing | Electricity | 97 | Expired |
| US5731731A | High efficiency switching regulator with adaptive drive output circuit | Emerging Cross-Sectional Technologies | 85 | Expired |
| US5438499A | Switching regulator circuit using magnetic flux-sensing | Electricity | 60 | Expired |
| US4412241A | Multiple trim structure | Electricity | 43 | Expired |
| US4603291A | Nonlinearity correction circuit for bandgap reference | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5220272A | Switching regulator with asymmetrical feedback amplifier and method | Electricity | 36 | Expired |
| US4789819A | Breakpoint compensation and thermal limit circuit | Physics | 36 | Expired |
| US5274323A | Control circuit for low dropout regulator | Physics | 28 | Expired |
| US4755741A | Adaptive transistor drive circuit | Electricity | 21 | Expired |
| US5334928A | Frequency compensation circuit for low dropout regulators | Physics | 19 | Expired |
| US4851953A | Low voltage current limit loop | Physics | 18 | Expired |
| US4497586A | Celsius electronic thermometer circuit | Physics | 17 | Expired |
| US5055767A | Analog multiplier in the feedback loop of a switching regulator | Electricity | 17 | Expired |
| US4451839A | Bilateral zener trim | Electricity | 17 | Expired |
| US5952817A | Apparatus and method using waveform shaping for reducing high frequency noise from switching inductive loads | Electricity | 16 | Expired |
| US5182526A | Differential input amplifier stage with frequency compensation | Electricity | 16 | Expired |
| US4177095A | Process for fabricating an integrated circuit subsurface zener diode utilizing conventional processing steps | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4046605A | Method of electrically isolating individual semiconductor circuits in a wafer | Electricity | 14 | Expired |
| US5168243A | Integrated high gain amplifier | Electricity | 14 | Expired |
| US7620439B2 | Conductive adhesives and biomedical articles including same | Chemistry; Metallurgy | 13 | Active |
| US4127859A | Integrated circuit subsurface zener diode | Electricity | 13 | Expired |
| US4575685A | Arrangement for cancelling the input bias current, at picoampere levels, in an integrated circuit | Electricity | 12 | Expired |
| US4502562A | Stethoscope with removable insert | Human Necessities | 12 | Expired |
| USRE39065E1 | Switching voltage regulator circuit | General | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.