Terry J. Scheffer
49Patents
21h-index
34Co-inventors
85Inventor score
Filing activity: Jun 7, 1974 → Dec 17, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4239349A | Arrangement for a polychrome display | Physics | 84 | Expired |
| US4025164A | Liquid crystal display device for colored display of information with a selective polarizer | Physics | 81 | Expired |
| US4106859A | Reflector with light-scattering surface for liquid-crystal displays and method for their manufacture | Emerging Cross-Sectional Technologies | 68 | Expired |
| US5420604A | LCD addressing system | Physics | 66 | Expired |
| US5459495A | Gray level addressing for LCDs | Physics | 58 | Expired |
| US5485173A | LCD addressing system and method | Physics | 50 | Expired |
| US4019808A | Arrangement for a polychrome display | Physics | 47 | Expired |
| US5548422A | Notch filters with cholesteric polarizers with birefringent film and linear polarizer | Physics | 45 | Expired |
| US5585816A | Displaying gray shades on display panel implemented with active addressing technique | Physics | 44 | Expired |
| US4697884A | Liquid crystal display having degree of twist and thickness for improved multiplexing | Physics | 42 | Expired |
| US5546102A | Integrated driver for display implemented with active addressing technique | Physics | 41 | Expired |
| US5473338A | Addressing method and system having minimal crosstalk effects | Physics | 40 | Expired |
| US4608558A | Addressing method for a multiplexable, bistable liquid crystal display | Physics | 38 | Expired |
| US4634229A | Liquid crystal display | Physics | 35 | Expired |
| US5767836A | Gray level addressing for LCDs | Physics | 34 | Expired |
| US5852429A | Displaying gray shades on display panel implemented with phase-displaced multiple row selections | Physics | 30 | Expired |
| US4137193A | Utilization of dyes for liquid crystal displays | Chemistry; Metallurgy | 29 | Expired |
| US4126383A | Electrooptic display device | Physics | 28 | Expired |
| US5861869A | Gray level addressing for LCDs | Physics | 24 | Expired |
| US4032218A | Device for the production and modulation of monochromatic light | Physics | 22 | Expired |
| US5508716A | Plural line liquid crystal addressing method and apparatus | Physics | 21 | Expired |
| US4299720A | Liquid crystal mixture | Chemistry; Metallurgy | 20 | Expired |
| US4252417A | Liquid crystal display | Chemistry; Metallurgy | 19 | Expired |
| US8891042B1 | Electro-optic liquid crystal camera iris providing angle independent transmission for uniform gray shades | Electricity | 18 | Active |
| US5367390A | Contrast improvement for display panels with masks between electrodes and covering split between electrode portions | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.