Samuel A. Johnson
56Patents
18h-index
64Co-inventors
87Inventor score
Filing activity: Feb 27, 1985 → Aug 23, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5264761A | Programmed control module for inductive coupling to a wall switch | Electricity | 235 | Expired |
| US5126634A | Lamp bulb with integrated bulb control circuitry and method of manufacture | Electricity | 212 | Expired |
| US6859218B1 | Electronic display devices and methods | Emerging Cross-Sectional Technologies | 195 | Expired |
| US4683481A | Thermal ink jet common-slotted ink feed printhead | Performing Operations; Transporting | 175 | Expired |
| US5504395A | Lamp bulb having integrated RFI suppression and method of restricting RFI to selected level | Emerging Cross-Sectional Technologies | 173 | Expired |
| US5030890A | Two terminal incandescent lamp controller | Emerging Cross-Sectional Technologies | 61 | Expired |
| US7631834B1 | Aerial robot with dispensable conductive filament | Performing Operations; Transporting | 59 | Active |
| US7510142B2 | Aerial robot | Performing Operations; Transporting | 52 | Expired |
| US4680859A | Thermal ink jet print head method of manufacture | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5652481A | Automatic state tranition controller for a fluorescent lamp | Electricity | 47 | Expired |
| US9290269B2 | Spooler for unmanned aerial vehicle system | Performing Operations; Transporting | 46 | Active |
| US5861720A | Smooth switching power control circuit and method | Emerging Cross-Sectional Technologies | 43 | Expired |
| US7140954B2 | High pressure cleaning and decontamination system | Performing Operations; Transporting | 43 | Expired |
| US5861721A | Smooth switching module | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5537010A | Voltage-comparator, solid-state, current-switch starter for fluorescent lamp | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7204208B2 | Method and apparatuses to remove slag | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6469530B1 | Method and apparatus for testing of ball grid array circuitry | Electricity | 23 | Expired |
| US5214354A | Electronic control module (ECM) for controlling lighting functions of a lamp bulb and method of manufacture | Electricity | 19 | Expired |
| US5757145A | Dimming control system and method for a fluorescent lamp | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5708330A | Resonant voltage-multiplication, current-regulating and ignition circuit for a fluorescent lamp | Emerging Cross-Sectional Technologies | 16 | Expired |
| USRE35220E | Two terminal controller | General | 16 | Expired |
| US5504394A | Lamp bulb having integrated lighting function control circuitry and method of manufacture | Emerging Cross-Sectional Technologies | 13 | Expired |
| US10755463B1 | Audio-based face tracking and lip syncing for natural facial animation and lip movement | Physics | 11 | Active |
| US5631523A | Method of regulating lamp current through a fluorescent lamp by pulse energizing a driving supply | Emerging Cross-Sectional Technologies | 9 | Expired |
| US10507914B2 | Spooler for unmanned aerial vehicle system | Performing Operations; Transporting | 8 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.