Inventor · League City, TX, US

John C. Hancock

17Patents
7h-index
13Co-inventors
63Inventor score

Filing activity: Mar 4, 1980 → Jan 12, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5084061A Intragastric balloon with improved valve locating means Human Necessities 385 Expired
US4840615A Self-sealing injection reservoir Human Necessities 183 Expired
US4738657A Self-sealing injection reservoir Human Necessities 100 Expired
US4798584A Self-sealing injection reservoir Chemistry; Metallurgy 42 Expired
US4565521A Safety pilot burners Mechanical Engineering; Lighting; Heating 11 Expired
US4542682A Lauter tuns Chemistry; Metallurgy 9 Expired
USD291248S Intrapelvic displacement prosthesis General 7 Expired
US4333393A Pitching mechanism for lauter tun knives Chemistry; Metallurgy 2 Expired
US9475056B2 Homogenization tubes with flow disrupters for beadless interrupted flow Performing Operations; Transporting 1 Active
US10105664B2 Reciprocating tube-shaking mechanisms for processing a material Performing Operations; Transporting 1 Active
US9108230B2 Method and apparatus for sludge removal from a tank Performing Operations; Transporting 1 Active
US9370806B2 Method and apparatus for sludge removal from a tank Performing Operations; Transporting 1 Active
US10118176B2 Sample-tube holder for easy tube insertion and removal Performing Operations; Transporting 1 Active
US10399083B2 Flow disrupters for use with homogenization tubes for beadless interrupted flow Performing Operations; Transporting 0 Active
US10012043B1 Process and system for recovery of solids from a drilling fluid Fixed Constructions 0 Active
US10118142B2 Homogenizer processing plate for self-securing of sample tubes Performing Operations; Transporting 0 Active
US8758385B2 High specific gravity intragastric device Human Necessities 0 Active

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