Inventor · disambiguated record
Charles Christopher North
Also filed as: NORTH CHARLES CHRISTOPHER
11 granted patents·4 pending applications·108 citations·filing 2012–2025
90Inventor score
Top patents by PatentIndex Score
15 records- 0194US9987455B2Respiratory gas humidification systemFISHER & PAYKEL HEALTHCARE LTD·Filed 2014·Granted Jun 5, 2018·21 cites·25 claims
- 0293US10080866B2Medical tubes and methods of manufactureSTOKS ELMO BENSON·Filed 2012·Granted Sep 25, 2018·23 cites·35 claims
- 0391US11129954B2Zone heating for respiratory circuitsFISHER & PAYKEL HEALTHCARE LTD·Filed 2019·Granted Sep 28, 2021·13 cites·28 claims
- 0490US11318270B2Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2018·Granted May 3, 2022·8 cites·24 claims
- 0590US10974015B2Respiratory gas humidification systemFISHER & PAYKEL HEALTHCARE LTD·Filed 2018·Granted Apr 13, 2021·12 cites·24 claims
- 0686US12350436B2Respiratory gas humidification systemFISHER & PAYKEL HEALTHCARE LTD·Filed 2021·Granted Jul 8, 2025·1 cites·21 claims
- 0784US10589050B2Zone heating for respiratory circuitsFISHER & PAYKEL HEALTHCARE LTD·Filed 2013·Granted Mar 17, 2020·17 cites·23 claims
- 0882US11058844B2Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2013·Granted Jul 13, 2021·13 cites·17 claims
- 0979US2024416065A1Zone heating for respiratory circuitsFISHER & PAYKEL HEALTHCARE LTD·Filed 2024·Application pending·0 cites
- 1078US2024207567A1Respiratory gas humidification systemFISHER & PAYKEL HEALTHCARE LTD·Filed 2024·Application pending·0 cites
- 1174US12280215B2Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2021·Granted Apr 22, 2025·0 cites·18 claims
- 1272US2025262402A1Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2025·Application pending·0 cites
- 1371US12296102B2Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2021·Granted May 13, 2025·0 cites·24 claims
- 1471US12053587B2Zone heating for respiratory circuitsFISHER & PAYKEL HEALTHCARE LTD·Filed 2021·Granted Aug 6, 2024·0 cites·22 claims
- 1569US2025319274A1Medical tubes and methods of manufactureFISHER & PAYKEL HEALTHCARE LTD·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →