Christhard Deter
25Patents
13h-index
26Co-inventors
81Inventor score
Filing activity: Jan 19, 1981 → Oct 21, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6002505A | Device for image projection | Electricity | 75 | Expired |
| US6309072A | Video projection system for projecting more than one picture | Electricity | 45 | Expired |
| US6428169B1 | Image representation system | Physics | 34 | Expired |
| US6590606B1 | Method for the compensating of geometric images and an arrangement for carrying out the method | Electricity | 34 | Expired |
| US5694180A | Projection system for projecting a color video picture and transformation optical system for same | Electricity | 30 | Expired |
| US5864432A | Device for showing a first image in a second image which is visible through a transparent sheet | Physics | 30 | Expired |
| US5440352A | Laser-driven television projection system with attendant color correction | Electricity | 30 | Expired |
| US6011643A | Device with a laser for image presentation | Physics | 29 | Expired |
| US5485225A | Video projection system using picture and line scanning | Electricity | 28 | Expired |
| US6025885A | Process for color transformation and a color video system | Electricity | 20 | Expired |
| US6262781A | Video projection apparatus and method of displaying a video image composed of pixels of a defined size | Electricity | 16 | Expired |
| US5822022A | Video system | Electricity | 14 | Expired |
| US6137461A | Method and device for displaying a video image and method for the production of said device | Electricity | 14 | Expired |
| US5903304A | Process and device for generating a stereoscopic video picture | Electricity | 10 | Expired |
| US4383760A | Device for positioning an object relative to a carrier means | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7347567B2 | Arrangement for projecting an image onto a projection surface and associated transformation lens system | Physics | 9 | Expired |
| US6737777B2 | Magnetic bearing and use thereof | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4474470A | Arrangement for color detection in map-plotting or other printed materials | Electricity | 5 | Expired |
| US6057964A | Process for imaging image points of a video picture and associated apparatus | Electricity | 5 | Expired |
| US6281948A | Device for deflection, use thereof, and a video system | Physics | 4 | Expired |
| US5892556A | Process and device for the transmission of a low divergence light beam inserted into an optical fibre for the illumination of pixels in an video image | Electricity | 4 | Expired |
| US6365997B1 | Magnetic bearing and its use | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6169621A | Device for the production of an image on a screen by illuminating picture elements in a plurality of partial images | Physics | 3 | Expired |
| US5854659A | Apparatus and method for generating a processed video picture by interpolating intensities of an original video picture | Electricity | 1 | Expired |
| US4353538A | Input-output device for photographic film materials | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.