Assignee
HITACHI BUILDING SYST CO LTD
JP·5 granted patents·8 citations·filing 2019–2020
Top patents by PatentIndex Score
5 records- 0177USD940796SRobotHITACHI BUILDING SYST CO LTD·Filed 2020·Granted Jan 11, 2022·7 cites·1 claims
- 0265US12064874B2Work machine unit and articulated robotHITACHI BUILDING SYST CO LTD·Filed 2019·Granted Aug 20, 2024·1 cites·15 claims
- 0354US12428265B2Inspection device and inspection method for elevating machineHITACHI BUILDING SYST CO LTD·Filed 2020·Granted Sep 30, 2025·0 cites·4 claims
- 0450US11953317B2Reference core position calculation device for elevator and reference core position calculation methodHITACHI BUILDING SYST CO LTD·Filed 2019·Granted Apr 9, 2024·0 cites·8 claims
- 0547US11913775B2Intra-hoistway measurement systemHITACHI BUILDING SYST CO LTD·Filed 2019·Granted Feb 27, 2024·0 cites·7 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →