Inventor · North Andover, MA, US

Douglas A. Yates

19Patents
9h-index
14Co-inventors
69Inventor score

Filing activity: Mar 17, 1977 → May 1, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4557037A Method of fabricating solar cells Emerging Cross-Sectional Technologies 32 Expired
US4612698A Method of fabricating solar cells Emerging Cross-Sectional Technologies 22 Expired
US4609565A Method of fabricating solar cells Emerging Cross-Sectional Technologies 18 Expired
US7687039B2 Methods and systems for modulating acoustic energy delivery Physics 14 Active
US8353619B2 Methods and apparatus for treating samples with acoustic energy Emerging Cross-Sectional Technologies 14 Active
US4184907A Control of capillary die shaped crystal growth of silicon and germanium crystals Emerging Cross-Sectional Technologies 13 Expired
US4185076A Apparatus for controlled growth of silicon and germanium crystal ribbons Emerging Cross-Sectional Technologies 12 Expired
US4239583A Method and apparatus for crystal growth control Emerging Cross-Sectional Technologies 10 Expired
US7757561B2 Methods and systems for processing samples using acoustic energy Physics 10 Active
US7811525B2 Methods and systems for modulating acoustic energy delivery Physics 8 Active
US8263005B2 Methods and systems for modulating acoustic energy delivery Physics 8 Active
US4290835A Method for crystal growth control Chemistry; Metallurgy 6 Expired
US10641013B2 Portable lock with integrity sensors Fixed Constructions 6 Active
USD821177S1 Portable lock housing General 4 Active
US10778285B2 Cable with integral sensing elements for fault detection Electricity 1 Active
US11879273B2 Portable lock with integrity sensors Fixed Constructions 0 Active
US10544605B2 Sliding lockable housing with supplemental openings Fixed Constructions 0 Active
US4267151A Apparatus for crystal growth control Emerging Cross-Sectional Technologies 0 Expired
US9984016B2 Systems and methods for hardware arbitration of a communications bus Electricity 0 Active

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