Inventor · San Jose, CA, US

Jeffrey Birkmeyer

27Patents
5h-index
25Co-inventors
65Inventor score

Filing activity: Aug 2, 2004 → Feb 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US9425151B2 Compliant electrostatic transfer head with spring support layer Electricity 32 Active
US7566118B2 Print head with thin membrane Performing Operations; Transporting 15 Expired
US7622048B2 Sacrificial substrate for etching Emerging Cross-Sectional Technologies 8 Active
US8969105B2 Forming a device having a curved piezoelectric membrane Performing Operations; Transporting 6 Active
US7779522B2 Method for forming a MEMS Emerging Cross-Sectional Technologies 5 Active
US8128201B2 Non-wetting coating on a fluid ejector Performing Operations; Transporting 5 Active
US7425465B2 Method of fabricating a multi-post structures on a substrate Performing Operations; Transporting 5 Active
US8066857B2 Shaped anode and anode-shield connection for vacuum physical vapor deposition Electricity 4 Active
US7344228B2 Actuator with reduced drive capacitance Performing Operations; Transporting 4 Expired
US8043487B2 Chamber shield for vacuum physical vapor deposition Electricity 3 Active
US9362484B2 Forming a device having a curved piezoelectric membrane Performing Operations; Transporting 2 Active
US8164234B2 Sputtered piezoelectric material Emerging Cross-Sectional Technologies 2 Active
US8226208B2 Non-wetting coating on a fluid ejector Performing Operations; Transporting 2 Active
US8523322B2 Non-wetting coating on a fluid ejector Performing Operations; Transporting 2 Active
US8133362B2 Physical vapor deposition with multi-point clamp Electricity 1 Active
US9828244B2 Compliant electrostatic transfer head with defined cavity Electricity 1 Active
US7837310B2 Fluid deposition device Performing Operations; Transporting 1 Active
US8540851B2 Physical vapor deposition with impedance matching network Electricity 1 Active
US7249826B2 Soldering a flexible circuit Emerging Cross-Sectional Technologies 1 Expired
US9085152B2 Etching piezoelectric material Emerging Cross-Sectional Technologies 0 Active
US8870341B2 Nozzle plate maintenance for fluid ejection devices Performing Operations; Transporting 0 Active
US8857020B2 Actuators and methods of making the same Emerging Cross-Sectional Technologies 0 Active
US8557088B2 Physical vapor deposition with phase shift Electricity 0 Active
US9181619B2 Physical vapor deposition with heat diffuser Electricity 0 Active
US8053951B2 Thin film piezoelectric actuators Electricity 0 Active

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