Inventor · Groveland, MA, US

Thomas A. Schaefer

13Patents
6h-index
24Co-inventors
66Inventor score

Filing activity: Mar 18, 2003 → Aug 8, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8500388B2 Semiconductor wafer handling and transport Emerging Cross-Sectional Technologies 81 Active
US8197177B2 Semiconductor wafer handling and transport Emerging Cross-Sectional Technologies 26 Active
US8672605B2 Semiconductor wafer handling and transport Emerging Cross-Sectional Technologies 20 Active
US9884726B2 Semiconductor wafer handling transport Emerging Cross-Sectional Technologies 16 Active
US6825997B2 Optical element mounting technique Physics 8 Expired
US7109499B2 Apparatus and methods for two-dimensional ion beam profiling Electricity 7 Expired
US7005656B1 Ion implanter with vacuum-maintaining circuit board providing connections to internal faraday cups Electricity 3 Expired
US6844992B2 Opto-mechanical platform Physics 2 Expired
US10221013B2 Storage and retrieval system rover interface Emerging Cross-Sectional Technologies 2 Active
US11718475B2 Storage and retrieval system rover interface Emerging Cross-Sectional Technologies 0 Active
US12116205B2 Storage and retrieval system rover interface Emerging Cross-Sectional Technologies 0 Active
US11001444B2 Storage and retrieval system rover interface Emerging Cross-Sectional Technologies 0 Active
US9656803B2 Storage and retrieval system rover interface Emerging Cross-Sectional Technologies 0 Active

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