Inventor · Vancouver, WA, US

Daniel Piper

17Patents
3h-index
6Co-inventors
49Inventor score

Filing activity: Dec 30, 2005 → Sep 17, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8546250B2 Method of fabricating vertical integrated semiconductor device with multiple continuous single crystal silicon layers vertically separated from one another Electricity 5 Active
US7631286B2 Automated metrology recipe generation Physics 4 Active
US10242951B1 Optical electronic-chip identification writer using dummy C4 bumps Electricity 3 Active
US8530327B2 Nitride shallow trench isolation (STI) structures and methods for forming the same Electricity 3 Active
US10415721B2 Micro electrical mechanical system (MEMS) valve Mechanical Engineering; Lighting; Heating 1 Active
US8841676B2 Vertical integrated semiconductor device with multiple continuous single crystal silicon layers vertically separated from one another Electricity 1 Active
US9252202B2 Test structure and method for determining overlay accuracy in semiconductor devices using resistance measurement Electricity 1 Active
US10453800B1 Optical chip ID definition using nanoimprint lithography Electricity 1 Active
US10551240B2 Self-cleaning liquid level sensor Performing Operations; Transporting 0 Active
US11161110B2 MEMS optical liquid level sensor Performing Operations; Transporting 0 Active
US10612691B2 Micro electrical mechanical system (MEMS) valve Mechanical Engineering; Lighting; Heating 0 Active
US9564382B2 Test structure for determining overlay accuracy in semiconductor devices using resistance measurement Electricity 0 Active
US9035418B2 Nitride shallow trench isolation (STI) structures Electricity 0 Active
US10458909B1 MEMS optical sensor Physics 0 Active
US10898871B2 Micro electrical mechanical system (MEMS) multiplexing mixing Mechanical Engineering; Lighting; Heating 0 Active
US11056439B2 Optical chip ID definition using nanoimprint lithography Electricity 0 Active
US11187349B2 Micro electrical mechanical system (MEMS) valve Mechanical Engineering; Lighting; Heating 0 Active

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