Inventor · London, GB

Graham Keith Lacy

26Patents
10h-index
58Co-inventors
78Inventor score

Filing activity: Aug 5, 1992 → Feb 18, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD678783S1 Applicator for applying preparations to the skin General 63 Active
US7674100B2 Pump with conveying chamber formed in outer rotor surface Mechanical Engineering; Lighting; Heating 55 Active
US7322352B2 Inhaler Human Necessities 51 Expired
US6554746B1 Inspiratory muscle training device with variable loading Human Necessities 29 Expired
USD588536S1 Battery and mobile device charger General 26 Expired
US6174146A Electric bilge pump assembly Mechanical Engineering; Lighting; Heating 16 Expired
USD733871S1 Medicament cartridge General 14 Active
US6419048B1 Adjustable supports Performing Operations; Transporting 13 Expired
USD925030S1 Catheter General 11 Active
US8783499B2 Waste storage device Performing Operations; Transporting 10 Active
US5241791A Edge tool sharpening apparatus Performing Operations; Transporting 10 Expired
US6223402A Clip and casing test telephone incorporating clip Emerging Cross-Sectional Technologies 7 Expired
US7726555B2 Slave wheel counter mechanism useable with an inhaler Human Necessities 7 Active
US8662337B2 Waste storage device Performing Operations; Transporting 4 Active
US10905836B2 Manifold for respiratory device Human Necessities 3 Active
USRE44841E1 Pump with conveying chamber formed in outer rotor surface General 3 Active
US10856668B2 Mattress overlay control system with rotary valves and graphical user interface for percussion and vibration, turn assist and microclimate management Human Necessities 3 Active
US10905837B2 Respiratory therapy cycle control and feedback Human Necessities 2 Active
USD904602S1 Catheter General 1 Active
US8083127B2 Slave wheel counter mechanism useable with an inhaler Human Necessities 0 Active
US11883835B2 Shell container suitable for housing a discrete refill container Human Necessities 0 Active
USRE47590E1 Pump with conveying chamber formed in outer rotor surface General 0 Active
US11992611B2 Respiratory therapy apparatus control Human Necessities 0 Active
US11684169B2 Rotary plate valve having seal anti-herniation structure Human Necessities 0 Active
US12336927B2 Outlet valve for an ostomy appliance Human Necessities 0 Active

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