Charles M. Hansen
10Patents
6h-index
7Co-inventors
59Inventor score
Filing activity: Aug 22, 1978 → Oct 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4836950A | Liquid for removing printing and screen printing inks: butyrolactone and/or N-methyl-2-pyrrolidone and propylene glycol derivative | Performing Operations; Transporting | 37 | Expired |
| US11118214B2 | Hybridization compositions and methods | Emerging Cross-Sectional Technologies | 10 | Active |
| US4223263A | Combination exciter/permanent magnet generator for brushless generator system | Electricity | 9 | Expired |
| US4186391A | Apparatus for detecting diode failures in multiple diode rectifier bridges | Electricity | 9 | Expired |
| US5575859A | Method for removing printing and screen printing ink | Performing Operations; Transporting | 9 | Expired |
| US4423374A | Unbalanced current detector for three phase electrical system | Physics | 6 | Expired |
| US5459417A | Apparatus for detecting DC content of an AC waveform | Physics | 2 | Expired |
| US4962321A | Three terminal replacement for unijunction transistor | Electricity | 2 | Expired |
| US11834703B2 | Hybridization compositions and methods | Emerging Cross-Sectional Technologies | 0 | Active |
| US12209276B2 | Hybridization compositions and methods | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.