Inventor · Palo Alto, CA, US

John Wallace Parce

53Patents
43h-index
19Co-inventors
81Inventor score

Filing activity: Apr 5, 1984 → Dec 10, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5942443A High throughput screening assay systems in microscale fluidic devices Emerging Cross-Sectional Technologies 869 Expired
US5842787A Microfluidic systems incorporating varied channel dimensions Emerging Cross-Sectional Technologies 835 Expired
US4911794A Measuring with zero volume cell Emerging Cross-Sectional Technologies 557 Expired
US5885470A Controlled fluid transport in microfabricated polymeric substrates Emerging Cross-Sectional Technologies 556 Expired
US5869004A Methods and apparatus for in situ concentration and/or dilution of materials in microfluidic systems Emerging Cross-Sectional Technologies 433 Expired
US6174675A Electrical current for controlling fluid parameters in microchannels Performing Operations; Transporting 366 Expired
US5957579A Microfluidic systems incorporating varied channel dimensions Emerging Cross-Sectional Technologies 349 Expired
US6235471A Closed-loop biochemical analyzers Physics 345 Expired
US5989402A Controller/detector interfaces for microfluidic systems Emerging Cross-Sectional Technologies 343 Expired
US6444461B1 Microfluidic devices and methods for separation Physics 328 Expired
US6429025B1 High-throughput screening assay systems in microscale fluidic devices Emerging Cross-Sectional Technologies 303 Expired
US6403338B1 Microfluidic systems and methods of genotyping Physics 303 Expired
US6012902A Micropump Performing Operations; Transporting 280 Expired
US6150180A High throughput screening assay systems in microscale fluidic devices Emerging Cross-Sectional Technologies 263 Expired
US6004515A Methods and apparatus for in situ concentration and/or dilution of materials in microfluidic systems Emerging Cross-Sectional Technologies 239 Expired
US6186660A Microfluidic systems incorporating varied channel dimensions Emerging Cross-Sectional Technologies 226 Expired
US6238538A Controlled fluid transport in microfabricated polymeric substrates Emerging Cross-Sectional Technologies 221 Expired
US7238323B2 Microfluidic sequencing systems Physics 198 Expired
US6670133B2 Microfluidic device for sequencing by hybridization Physics 187 Expired
US6613512B1 Apparatus and method for correcting for variable velocity in microfluidic systems Emerging Cross-Sectional Technologies 176 Expired
US6379974B1 Microfluidic systems Emerging Cross-Sectional Technologies 159 Expired
US4591550A Device having photoresponsive electrode for determining analytes including ligands and antibodies Emerging Cross-Sectional Technologies 153 Expired
US6524790B1 Apparatus and methods for correcting for variable velocity in microfluidic systems Emerging Cross-Sectional Technologies 153 Expired
US6156181A Controlled fluid transport microfabricated polymeric substrates Emerging Cross-Sectional Technologies 147 Expired
US6447727B1 Microfluidic systems Emerging Cross-Sectional Technologies 138 Expired

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