Inventor · Holland, MI, US

William D. Schaefer

7Patents
4h-index
8Co-inventors
46Inventor score

Filing activity: Oct 15, 2002 → Nov 9, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6897390B2 Molded/integrated touch switch/control panel assembly and method for making same Emerging Cross-Sectional Technologies 129 Expired
US7532131B2 Multi-layer solid state keyboard Electricity 10 Expired
US9184350B2 Light emitting device for illuminating plants Emerging Cross-Sectional Technologies 5 Active
US9437786B2 Light emitting device for illuminating plants Emerging Cross-Sectional Technologies 5 Active
US9041286B2 Volumetric light emitting device Electricity 4 Active
US8866497B2 Apparatus and method for determining a touch input Physics 2 Active
US10248264B2 Apparatus and method for determining a stimulus, including a touch input and a stylus input Physics 0 Active

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