Inventor · Poynton, GB

Derek J. Whitehead

8Patents
6h-index
5Co-inventors
52Inventor score

Filing activity: Jul 21, 1983 → Oct 7, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4642230A Release device Human Necessities 72 Expired
US4566059A Converter with lossless snubbing components Emerging Cross-Sectional Technologies 34 Expired
US4578263A Pharmaceutical pellet Human Necessities 29 Expired
US5342576A Magnesium manganese alloy Chemistry; Metallurgy 23 Expired
US6030637A Pellet for administration to ruminants Human Necessities 20 Expired
US4863455A Pellet for administration to ruminants Human Necessities 10 Expired
US4765837A Alloy and product made therefrom Chemistry; Metallurgy 6 Expired
US4670817A Heat sink and interconnection arrangement for series connected power diodes Electricity 2 Expired

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