Inventor · Vaals, NL

Holger Monch

17Patents
6h-index
15Co-inventors
59Inventor score

Filing activity: Jun 7, 1995 → Dec 19, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5608294A High pressure lamp operating circuit with suppression of lamp flicker Emerging Cross-Sectional Technologies 54 Expired
US6278244A Circuit arrangement for operating a discharge lamp in synchronism with an image writing signal Emerging Cross-Sectional Technologies 15 Expired
US7285920B2 Method and circuit arrangement for operating a high-pressure gas discharge lamp Electricity 8 Expired
US5997143A Optical projection devices including a lens plate integrator Physics 8 Expired
US7768211B2 Method and circuit arrangement for operating a high-pressure gas discharge lamp Emerging Cross-Sectional Technologies 7 Expired
US7128441B2 Video projection system Mechanical Engineering; Lighting; Heating 7 Expired
US7327096B2 Electrode temperature differential operation of a discharge lamp Emerging Cross-Sectional Technologies 6 Expired
US7577318B2 Wavelength conversion layers with embedded crystallites Electricity 6 Expired
US7329009B2 Projection system Electricity 6 Expired
US7503656B2 Projection device for simultaneously generating a plurality of mutually spaced, holographic frames of one and the same image by means of a holographic screen Physics 5 Expired
US7654696B2 Lighting unit Emerging Cross-Sectional Technologies 5 Expired
US7064495B2 Electronic circuit and method of supplying energy to a high-pressure gas-discharge lamp Electricity 4 Expired
US7273284B2 Image projector with intensity-controlled light source Electricity 1 Expired
US7425932B2 Projection system featuring light source luminuous flux sensing and compensation Electricity 1 Expired
US5689156A Circuit arrangement for detecting the amount of deposited electrode material on the wall of a lamp vessel Electricity 0 Expired
US7586244B2 Ultra-high pressure discharge lamp provided with a multi-layered interference filter on an outer surface of the lamp Electricity 0 Expired
US7279826B2 Reflector lamp with a partially reflective burner Mechanical Engineering; Lighting; Heating 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.