Patent assignee · US · COMPANY

Spokane Industries

25Patents
12Active
25Granted
43Portfolio score

Filing activity: Jun 14, 1982 → Feb 14, 2019

Most-cited patents

PatentTitleAreaCited byStatus
US5117876A Defueling fitting and method for removing fuel from an aircraft fuel cell Emerging Cross-Sectional Technologies 20 Expired
US5565101A Oil and water separator Emerging Cross-Sectional Technologies 19 Expired
US4413747A Floating lid for a liquid storage tank Performing Operations; Transporting 19 Expired
USD362450S Rock crusher anvil General 18 Expired
US8485336B2 Composite chute liners Performing Operations; Transporting 17 Active
US6860300B1 Aircraft defueling system Performing Operations; Transporting 16 Expired
US8740251B2 Ground support service cart apparatus and methods Emerging Cross-Sectional Technologies 15 Active
US6601789B1 Rock crusher impact shoe Performing Operations; Transporting 15 Expired
USD367865S Single breaker rock crusher anvil General 8 Expired
US5277806A Liquid clarifier Performing Operations; Transporting 7 Expired
US7246639B2 Suspended containment system Performing Operations; Transporting 7 Expired
US5676834A Upflow clarifier Performing Operations; Transporting 5 Expired
US5569381A Upflow clarifier Performing Operations; Transporting 3 Expired
US8795828B2 Encapsulated preformed shapes Emerging Cross-Sectional Technologies 3 Active
US8499818B2 Encapsulated solid ceramic element Mechanical Engineering; Lighting; Heating 2 Active
US8960262B2 Encapsulated arrays with barrier layer covered tiles Emerging Cross-Sectional Technologies 2 Active
US8967230B2 Seam protected encapsulated array Emerging Cross-Sectional Technologies 2 Active
US6896013B2 Aircraft defueling apparatus and method Performing Operations; Transporting 2 Expired
US7171990B2 Contoured surface defueling fitting Performing Operations; Transporting 1 Expired
US10112200B2 Composite milling component Performing Operations; Transporting 1 Active
US10239688B2 Sliding—locking below liquid manway door Performing Operations; Transporting 0 Active
US10336534B2 Self-cleaning tank Emerging Cross-Sectional Technologies 0 Active
US8985185B2 Composite components formed with loose ceramic material Emerging Cross-Sectional Technologies 0 Active
US9637307B2 Sliding-locking below liquid manway door Performing Operations; Transporting 0 Active
US10974894B2 Sliding—locking below liquid manway door Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.