Inventor · Bristol, GB

Christopher T. Evans

32Patents
12h-index
38Co-inventors
81Inventor score

Filing activity: Mar 30, 1993 → Dec 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5624815A Method and apparatus for the analysis of biological material Physics 56 Expired
US5688933A Preparation of biologically active compounds from substantially pure enantiomers of 2-azabicyclo2.2.1!hept-5-en-one Chemistry; Metallurgy 46 Expired
US6002360A Microsatellite array and related method Electricity 33 Expired
US6948634B2 Solid dosage form dispenser Performing Operations; Transporting 29 Expired
US7845524B2 Apparatus and method of dispensing fluid Physics 26 Active
US6357634B1 Container cap dispensing apparatus Performing Operations; Transporting 25 Expired
US7216775B2 Moist towelette packaging Human Necessities 19 Expired
US7731057B2 Moist towelette packaging Human Necessities 16 Active
US5284769A Process for preparing a single enantiomer of a lactam using lactamase Chemistry; Metallurgy 15 Expired
US6276572A Measuring device with conical cap Physics 15 Expired
US7703621B2 Moisture retention seal Performing Operations; Transporting 13 Active
US5432074A Formulation for treating silage containing .beta.-1,4-xylanase and .beta.-1,3-xylosidase but essentially free of .beta.-1,4-glucanase and .beta.-1,4-cellobiohydrolase, and one or more lactic acid-producing bacteria Chemistry; Metallurgy 12 Expired
US7661555B1 Single dispensing film strip container Performing Operations; Transporting 10 Active
USD531897S1 Lid with variable inner orifice General 10 Expired
US8931663B1 Moist towelette tub dispenser Human Necessities 9 Active
US8297461B2 Moisture retention seal Performing Operations; Transporting 8 Active
US5704507A Plastic container with integral flexible handle Performing Operations; Transporting 6 Expired
US5514538A Bicarbonate assay and phosphoenolpyruvate carboxylase enzyme from hyphomicrobium Emerging Cross-Sectional Technologies 5 Expired
US7284661B1 Blister openers Performing Operations; Transporting 5 Expired
US5523450A Crystallization process for preparing glycerophosphocholine Chemistry; Metallurgy 4 Expired
US7093738B1 Doser for portable liquids and fluent materials Physics 3 Expired
US7814090B2 Query generator Physics 3 Expired
US7370062B2 SQL predicate migration Emerging Cross-Sectional Technologies 2 Expired
US5498625A Substantially pure enantieners of 2-azabicyclo(2.2.1)hept-5-en-3-one Chemistry; Metallurgy 2 Expired
US6609287B2 Cosmetic container cap Emerging Cross-Sectional Technologies 2 Expired

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