Inventor · Aachen, DE

Cornelis Reinder Ronda

101Patents
10h-index
176Co-inventors
83Inventor score

Filing activity: Feb 2, 1989 → Oct 3, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5813753A UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light Emerging Cross-Sectional Technologies 675 Expired
US6234648A Lighting system Emerging Cross-Sectional Technologies 583 Expired
US6234645A LED lighting system for producing white light Emerging Cross-Sectional Technologies 225 Expired
US5813752A UV/blue LED-phosphor device with short wave pass, long wave pass band pass and peroit filters Emerging Cross-Sectional Technologies 209 Expired
US7202598B2 Light-emitting device with coated phosphor Electricity 51 Expired
US5989738A Organic electroluminescent component with charge transport layer Emerging Cross-Sectional Technologies 26 Expired
US6051925A Diode-addressed color display with molecular phosphor Chemistry; Metallurgy 13 Expired
USD582590S1 Portable reading lamp General 12 Expired
US10363514B2 Protecting an optical particle sensor from particulate desposits by thermophoresis Physics 11 Active
US10816445B2 Particle sensor and particle sensing method Physics 10 Active
US5498369A Method of manufacturing ZnS particles Chemistry; Metallurgy 9 Expired
US10866083B2 Laser sensor for particle density detection Emerging Cross-Sectional Technologies 9 Active
US9987499B2 UV radiation device Performing Operations; Transporting 9 Active
US6654079B2 Liquid crystal color display screen comprising a phosphor layer Physics 8 Expired
US6184618A Luminescent material Electricity 8 Expired
US8768171B2 Light-based communication for configuration of light-sensing peripherals Emerging Cross-Sectional Technologies 8 Active
US8835875B2 Detection apparatus and detection method Chemistry; Metallurgy 8 Active
US9931426B2 Air purification device, a lighting device and a luminaire Emerging Cross-Sectional Technologies 7 Active
US10589224B2 Gas capture apparatus and method Emerging Cross-Sectional Technologies 7 Active
US9140808B2 Single or multi-energy vertical radiation sensitive detectors Physics 7 Active
US6646365B1 Low-pressure mercury-vapor discharge lamp Electricity 6 Expired
US6602617B1 Plasma picture screen with coated phosphor Emerging Cross-Sectional Technologies 6 Expired
US6417614B1 Low-pressure mercury vapor discharge lamp Electricity 6 Expired
US10508982B2 Particle sensor and particle sensing method Physics 6 Active
US6150757A Method of coating a luminescent material Emerging Cross-Sectional Technologies 6 Expired

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