Inventor · Andover, MA, US

Shepard D. Johnson

21Patents
12h-index
22Co-inventors
81Inventor score

Filing activity: Aug 27, 1984 → Jul 3, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7394476B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 46 Expired
US6951995B2 Method and system for high-speed, precise micromachining an array of devices Performing Operations; Transporting 42 Expired
US8809734B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 41 Active
US7382389B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 35 Active
US7955906B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 33 Active
US7955905B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 31 Active
US8217304B2 Methods and systems for thermal-based laser processing a multi-material device Electricity 30 Expired
US8269137B2 Link processing with high speed beam deflection Emerging Cross-Sectional Technologies 19 Active
US5991004A Lens focus shift sensor Physics 18 Expired
US7666759B2 Method and system for high-speed, precise micromachining an array of devices Performing Operations; Transporting 13 Active
US7358157B2 Method and system for high-speed precise laser trimming, scan lens system for use therein and electrical device produced thereby Performing Operations; Transporting 13 Expired
US5483345A Alignment system for use in lithography utilizing a spherical reflector having a centered etched-on projection object Physics 12 Expired
US4586837A Ink ribbon cartridge indication system for printer Performing Operations; Transporting 11 Expired
US7563695B2 Method and system for high-speed precise laser trimming and scan lens for use therein Performing Operations; Transporting 10 Active
US7723642B2 Laser-based system for memory link processing with picosecond lasers Electricity 6 Expired
US8084706B2 System and method for laser processing at non-constant velocities Electricity 6 Active
US7871903B2 Method and system for high-speed, precise micromachining an array of devices Performing Operations; Transporting 5 Active
US7838794B2 Laser-based method and system for removing one or more target link structures Electricity 5 Active
US8253066B2 Laser-based method and system for removing one or more target link structures Electricity 3 Active
US7407861B2 Method and system for high-speed, precise micromachining an array of devices Performing Operations; Transporting 3 Expired
US8329600B2 Method and system for high-speed precise laser trimming and scan lens for use therein Performing Operations; Transporting 2 Active

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