Inventor · Midland School, CA, US

Peter Hansen

36Patents
12h-index
11Co-inventors
78Inventor score

Filing activity: Jul 16, 1986 → Dec 28, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4688035A End user data stream syntax Electricity 90 Expired
US7780768B2 Gas concentrator with improved water rejection capability Performing Operations; Transporting 47 Active
US8142544B2 Adsorbent bed pressure balancing for a gas concentrator Performing Operations; Transporting 46 Active
US7857894B2 Adsorbent bed pressure balancing for a gas concentrator Performing Operations; Transporting 44 Active
US8366815B2 Advanced portable oxygen concentrator Performing Operations; Transporting 39 Active
US8377181B2 Advanced portable oxygen concentrator Performing Operations; Transporting 35 Active
USD700701S1 Oxygen concentrator General 34 Active
US8440004B2 Advanced portable oxygen concentrator Performing Operations; Transporting 32 Active
USD930835S1 Oxygen concentrator General 23 Active
USD860459S1 Oxygen concentrator General 22 Active
USD749220S1 Portable oxygen concentrator General 22 Active
US8568519B2 Advanced portable oxygen concentrator Performing Operations; Transporting 18 Active
US8580015B2 Gas concentrator with improved water rejection capability Performing Operations; Transporting 11 Active
USD940648S1 Oxygen concentrator battery General 10 Active
US9592360B2 Gas concentrator with removable cartridge adsorbent beds Emerging Cross-Sectional Technologies 10 Active
US8702841B2 Adsorber replacement notification for a portable gas concentrator Performing Operations; Transporting 9 Active
US9220864B2 Adsorber replacement notification for a portable gas concentrator Performing Operations; Transporting 9 Active
USD706211S1 Oxygen concentrator battery General 8 Active
US9283346B2 Personal use oxygen concentrator with integrated fire safety Performing Operations; Transporting 8 Active
US10004869B2 Gas concentrator with removable cartridge adsorbent beds Performing Operations; Transporting 7 Active
US10869986B2 Gas concentrator with removable cartridge absorbent beds Performing Operations; Transporting 4 Active
US10786644B2 Gas concentrator with removable cartridge adsorbent beds Emerging Cross-Sectional Technologies 4 Active
US11083865B2 Compact portable oxygen concentrator Emerging Cross-Sectional Technologies 4 Active
US10695520B2 Gas concentrator with removable cartridge adsorbent beds Emerging Cross-Sectional Technologies 4 Active
USD894117S1 Oxygen concentrator battery General 2 Active

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