Inventor · Richardson, TX, US

Darrel Jay Walker

8Patents
7h-index
14Co-inventors
56Inventor score

Filing activity: Nov 2, 1998 → Dec 21, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6314340A Irrigation controller Human Necessities 192 Expired
US6467294B1 Apparatus and method for controlling temperature for a self-service food display Human Necessities 14 Expired
US9056337B2 Automated method and device for cleaning of blended ice machine Mechanical Engineering; Lighting; Heating 11 Active
US8863992B2 Method and system for a beverage dispensing assembly Physics 10 Active
US7069732B2 Method and apparatus for controlling heat transfer for a fluid immersed vessel Mechanical Engineering; Lighting; Heating 8 Expired
US6616011B2 Airflow method and system for controlling temperature of a liquid dispenser Performing Operations; Transporting 8 Expired
US7748228B2 Refrigeration system capable of multi-faceted operation Mechanical Engineering; Lighting; Heating 7 Active
USD626825S1 Fastener General 2 Expired

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