Inventor · Belmont, CA, US

Stephan B. Sears

21Patents
15h-index
7Co-inventors
74Inventor score

Filing activity: Jun 29, 1970 → Jun 28, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US3946398A Method and apparatus for recording with writing fluids and drop projection means therefor Performing Operations; Transporting 530 Expired
US4183031A Ink supply system Physics 199 Expired
US4074284A Ink supply system and print head Physics 130 Expired
US5968321A Vapor compression distillation system and method Emerging Cross-Sectional Technologies 88 Expired
US4189734A Method and apparatus for recording with writing fluids and drop projection means therefor Performing Operations; Transporting 84 Expired
US6603758B1 System for supporting multiple internet service providers on a single network Electricity 75 Expired
US4506276A Ink supply system Physics 63 Expired
US4671856A Method for recyclying energy in counterflow heat exchange and distillation Emerging Cross-Sectional Technologies 55 Expired
US4216483A Linear array ink jet assembly Performing Operations; Transporting 45 Expired
US4869067A Method of generating power Emerging Cross-Sectional Technologies 38 Expired
US4339763A Apparatus for recording with writing fluids and drop projection means therefor Performing Operations; Transporting 35 Expired
US5597453A Apparatus and method for vapor compression distillation device Emerging Cross-Sectional Technologies 35 Expired
US4978429A Apparatus including its own combination manifold/support assembly for producing a concentrate and a distillate Chemistry; Metallurgy 25 Expired
US4769113A Method for recycling energy in counterflow heat exchange and distillation Emerging Cross-Sectional Technologies 18 Expired
US7149791B2 Systems and methods for automatically generating cookies Physics 16 Expired
US4919592A Radially compact fluid compressor Mechanical Engineering; Lighting; Heating 15 Expired
US6934736B2 Systems and methods for automatically generating cookies Physics 12 Expired
US4902197A Seal arrangement for a centrifugal type of pump Mechanical Engineering; Lighting; Heating 10 Expired
US6663770B2 Water processing device Emerging Cross-Sectional Technologies 4 Expired
US7359958B2 Systems and methods for automatically generating cookies Physics 3 Active
US6858150B2 Water processing device with liquid seal Emerging Cross-Sectional Technologies 1 Expired

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