Inventor · Gaithersburg, MD, US

John E. Effland

3Patents
3h-index
5Co-inventors
39Inventor score

Filing activity: Mar 8, 1988 → Apr 16, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5008679A Method and system for locating an unknown transmitter Physics 124 Expired
US4929959A Dual-polarized printed circuit antenna having its elements capacitively coupled to feedlines Electricity 57 Expired
US5235341A Method and system for measuring the position of lightning strokes Emerging Cross-Sectional Technologies 24 Expired

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