Inventor · Needham, MA, US

John E. Sylvan

7Patents
5h-index
7Co-inventors
56Inventor score

Filing activity: Sep 16, 1992 → Dec 31, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5325765A Beverage filter cartridge Human Necessities 436 Expired
US5840189A Beverage filter cartridge Performing Operations; Transporting 369 Expired
US6142063A Automated beverage brewing system Human Necessities 302 Expired
US6079315A Beverage filter cartridge holder Human Necessities 232 Expired
US6182554A Beverage filter cartridge holder Human Necessities 228 Expired
US9243815B1 Inflatable metal foil and PTFE film solar thermal panel with a tensioning system Emerging Cross-Sectional Technologies 1 Active
US9719695B2 Solar thermal panel with self supporting dual air channels Emerging Cross-Sectional Technologies 0 Active

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