Inventor · Buckingham, GB

Martin Lambert

31Patents
6h-index
26Co-inventors
69Inventor score

Filing activity: Mar 20, 2001 → Apr 24, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7590863B2 Methods of providing java tamperproofing Physics 31 Expired
US7761706B2 Method for controlling access to protected content Electricity 20 Expired
US7509685B2 Digital rights management Electricity 20 Expired
US7996486B2 Digital rights management Physics 16 Active
US8380849B2 Digital rights management Physics 13 Active
US7509421B2 Digital rights management Physics 7 Expired
US6538232B2 Laser processor with scavenging of optical element Performing Operations; Transporting 6 Expired
US9129717B2 EUV excitation light source with a laser beam source and a beam guide device for manipulating the laser beam Electricity 6 Active
US7741579B2 Flushing lines or cavities of a laser processing machine Performing Operations; Transporting 5 Expired
US7605342B2 Laser processing head Performing Operations; Transporting 4 Active
US11225884B2 Rocker arm for a valve train of an internal combustion engine, and method for the non-cutting production of an arm from steel sheet Mechanical Engineering; Lighting; Heating 3 Active
US9575324B2 Beam guiding apparatus Electricity 2 Active
US9016881B2 Beam guide and method for adjusting the opening angle of a laser beam Electricity 2 Active
US7273997B2 Laser processing nozzle coupling Performing Operations; Transporting 2 Expired
US8445815B2 Laser machine monitoring Performing Operations; Transporting 2 Active
US8847182B2 EUV radiation generating apparatus and operating methods Electricity 2 Active
US10327318B2 Adjusting a beam diameter and an aperture angle of a laser beam Physics 2 Active
US8925505B2 Finger follower lever of a valve train and method for producing the same Emerging Cross-Sectional Technologies 1 Active
US7816621B2 Interface for a laser processing head Performing Operations; Transporting 1 Active
US9642235B2 EUV radiation generating device including a beam influencing optical unit Electricity 0 Active
US7947923B2 Encoded optical element of a laser processing head Performing Operations; Transporting 0 Active
US6737544B1 Method for drying phenoxymethylbenzoic acids Chemistry; Metallurgy 0 Expired
US11835699B2 Focusing device and EUV radiation generating device having same Electricity 0 Active
US8010800B2 Search engine and digital rights management Physics 0 Expired
US9803517B2 Valve-actuating lever for reciprocating-piston internal combustion engines Mechanical Engineering; Lighting; Heating 0 Active

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