Patent assignee · US · COMPANY

Topanga Technologies, Inc.

33Patents
24Active
33Granted
48Portfolio score

Filing activity: Oct 4, 2006 → Sep 27, 2012 · 19 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8427067B2 External resonator electrode-less plasma lamp and method of exciting with radio-frequency energy Emerging Cross-Sectional Technologies 179 Active
US7291985B2 External resonator/cavity electrode-less plasma lamp and method of exciting with radio-frequency energy Emerging Cross-Sectional Technologies 38 Active
USD612527S1 Cobra head lamp with small form factor electrodeless bulb General 21 Expired
US7830092B2 Electrodeless lamps with externally-grounded probes and improved bulb assemblies Emerging Cross-Sectional Technologies 20 Active
USD612093S1 Electrode-less lamp with base General 16 Expired
USD612526S1 Street lamp post with small form factor bulb General 11 Expired
USD627918S1 Electrode-less lamp with base General 9 Expired
US8545067B2 Small form factor durable street lamp and method Mechanical Engineering; Lighting; Heating 9 Active
US8282435B2 Method and system for replacing a plasma lamp from a resonator assembly Emerging Cross-Sectional Technologies 8 Active
US8283866B2 Electrodeless lamps with externally-grounded probes and improved bulb assemblies Emerging Cross-Sectional Technologies 6 Active
US8294368B2 Electrodeless lamps with grounded coupling elements Emerging Cross-Sectional Technologies 6 Active
USD621994S1 Cobra head lamp with small form factor electrodeless bulb General 6 Expired
US8344625B2 Plasma lamp with dielectric waveguide body having shaped configuration Electricity 5 Active
USD653363S1 High intensity plasma lamp with fins General 4 Expired
US8102123B2 External resonator electrode-less plasma lamp and method of exciting with radio-frequency energy Emerging Cross-Sectional Technologies 4 Active
US8525412B2 Method and system for selectively tuning the frequency of a resonator assembly for a plasma lamp Electricity 3 Active
USD653362S1 Electro-less lamp assembly General 3 Expired
US8258687B2 Coaxial waveguide electrodeless lamp Electricity 3 Active
US8179047B2 Method and system for adjusting the frequency of a resonator assembly for a plasma lamp Electricity 3 Active
USD621990S1 Electrode-less lamp with base General 2 Expired
US8525430B2 Helical structure and method for plasma lamp Electricity 2 Active
US8154216B2 External resonator/cavity electrode-less plasma lamp and method of exciting with radio-frequency energy Emerging Cross-Sectional Technologies 2 Active
US8384300B2 Integrated RF electrodeless plasma lamp device and methods Electricity 2 Active
US8629616B2 Arc tube device and stem structure for electrodeless plasma lamp Electricity 2 Active
US8373352B2 Electrodeless plasma lamp array Emerging Cross-Sectional Technologies 2 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.