Inventor · Bothell, WA, US

Timothy Johnson

24Patents
8h-index
14Co-inventors
72Inventor score

Filing activity: Jun 5, 1995 → Nov 16, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5588552A Disposable rolled rim cup and lid closure Performing Operations; Transporting 31 Expired
US6488170B1 Disposable, rolled rim container and dome-shaped cover Performing Operations; Transporting 24 Expired
US7579842B2 Battery management apparatus Electricity 19 Expired
US7568394B1 Enhanced diaphragm for pressure sensing system and method Human Necessities 14 Active
US7901450B2 Vascular anchoring system and method Human Necessities 13 Active
US7872613B2 Enhanced implantable helical antenna system and method Human Necessities 11 Active
US7876282B2 Enhanced implantable di-pole antenna system and method Human Necessities 9 Active
US7811513B2 Method and apparatus for treating marine growth on a surface Performing Operations; Transporting 9 Expired
US8538556B2 Enhanced implantable antenna method Emerging Cross-Sectional Technologies 3 Active
US8781606B2 Enhanced implantable antenna system and method Human Necessities 3 Active
US9772423B2 Method of imaging the electrical conductivity distribution of a subsurface Physics 3 Active
US9033009B2 Method for mechanically scraping boards, apparatus for same, and products made therewith Emerging Cross-Sectional Technologies 3 Active
US8092389B2 Enhanced intraluminal flow measurement system using reference and combined signals Human Necessities 2 Active
US7846200B2 Vascular anchoring system and method Human Necessities 2 Active
US7892278B2 Vascular anchoring system and method Human Necessities 2 Active
US8142362B2 Enhanced pressure sensing system and method Human Necessities 2 Active
US7833265B2 Vascular anchoring system and method Human Necessities 2 Active
US8142360B2 Enhanced intraluminal flow measurement system using pulsed signals Human Necessities 0 Active
US11714078B1 Systems and methods for determining ground water-surface water interactions Physics 0 Active
US11808753B2 Systems and methods for determining ground water-surface water interactions Physics 0 Active
US8142359B2 Enhanced intraluminal flow measurement method using reference and combined signals Human Necessities 0 Active
US8147411B2 Enhanced intraluminal flow measurement system using reference and shifted signals Human Necessities 0 Active
US7958786B2 Flow measurement system and method using enhanced phase difference detection Physics 0 Active
US8128566B2 Enhanced intraluminal flow measurement method using pulsed signals Human Necessities 0 Active

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