Inventor · Vancouver, BC, CA

Duhane Lam

48Patents
10h-index
28Co-inventors
75Inventor score

Filing activity: May 9, 2000 → Nov 8, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6843494B2 Rear suspension system for two-wheeled vehicles, particularly bicycles Performing Operations; Transporting 65 Expired
US9568799B2 Variable transmittance optical filter with substantially co-planar electrode system Physics 60 Active
US9176357B2 Variable transmittance optical devices Emerging Cross-Sectional Technologies 43 Active
US8837032B2 Variable transmittance optical filter and uses thereof Emerging Cross-Sectional Technologies 28 Active
US9810963B2 Seal and seal system for a layered device Physics 26 Active
US8441707B2 Variable transmittance optical filter and uses thereof Emerging Cross-Sectional Technologies 25 Active
US6375210B1 Head tube junction on a bicycle Performing Operations; Transporting 17 Expired
US9921421B2 Optical filter comprising a variable transmittance layer Emerging Cross-Sectional Technologies 16 Active
US6650405B2 Method for detecting stress and strain Physics 14 Expired
US8687258B2 Variable transmittance optical filter and uses thereof Physics 13 Active
US8679694B2 Fluidic control system and method of manufacture Emerging Cross-Sectional Technologies 7 Active
US9910301B2 Switchable optical filter apparatus with light Physics 7 Active
US8525979B2 Monitoring device for detecting stress strain and method for using same Physics 5 Active
US7964313B2 Fuel cell devices and method therefor Emerging Cross-Sectional Technologies 5 Active
US9594285B2 System and method for controlling an optical filter assembly Physics 5 Active
US8432537B2 Photoelastic coating for structural monitoring Physics 5 Active
US8610883B2 Photoelastic layer with integrated polarizer Physics 4 Active
US9235099B2 Variable transmittance optical filter and uses thereof Emerging Cross-Sectional Technologies 4 Active
US9588358B2 Optical filter comprising a variable transmittance layer Emerging Cross-Sectional Technologies 3 Active
US10684525B2 Seal and seal system for a layered device Physics 3 Active
US10254617B2 Switchable objects and methods of manufacture Physics 3 Active
US9864252B2 Variable transmittance optical filter and uses thereof Emerging Cross-Sectional Technologies 3 Active
US10185199B2 System and method for controlling an optical filter assembly Physics 3 Active
US10310300B2 Optical filter with light source Physics 3 Active
US7052795B2 Compact chemical reactor Performing Operations; Transporting 2 Expired

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