Inventor · Southampton, GB

Daniel Jeffrey

8Patents
5h-index
11Co-inventors
60Inventor score

Filing activity: Feb 19, 1974 → May 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4460490A Lavatory cleansing blocks Chemistry; Metallurgy 94 Expired
US5610126A Lavatory cleansing compositions Chemistry; Metallurgy 34 Expired
US4043931A Lavatory cleansing block Chemistry; Metallurgy 28 Expired
US4790498A Space spinner Human Necessities 13 Expired
US4606518A Space spinner Human Necessities 5 Expired
US5711920A Lavatory cleansing blocks Chemistry; Metallurgy 5 Expired
US11157443B2 Management of history metadata of a file Physics 0 Active
US11334466B2 Remedying bad service fixes having subsequent dependent fixes Physics 0 Active

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