Inventor
ZHAO JIANGRAN
CN23 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO JIANGRAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BEIJING SURGERII TECH CO LTD
12 patentsUS11266388B2Mar 8, 2022
Flexible surgical instrument with structural bones in a crossed arrangement
BEIJING SURGERII TECH CO LTD0 citations60
US11191599B2Dec 7, 2021
Flexible surgical tool system and a method for controlling the same with motion constraints
BEIJING SURGERII TECH CO LTD1 citations60
US11173002B2Nov 16, 2021
Flexible surgical instrument system
BEIJING SURGERII TECH CO LTD0 citations60
US11116592B2Sep 14, 2021
Flexible surgical instrument system based on continuous body structure
BEIJING SURGERII TECH CO LTD1 citations60
US11357584B2Jun 14, 2022
Method for detecting faults in operating states of surgical robots
BEIJING SURGERII TECH CO LTD1 citations59
US11234685B2Feb 1, 2022
Flexible surgical instrument system
BEIJING SURGERII TECH CO LTD0 citations59
US11191425B2Dec 7, 2021
Flexible surgical instrument system
BEIJING SURGERII TECH CO LTD1 citations59
US11484373B2Nov 1, 2022
Flexible surgical instrument system
BEIJING SURGERII TECH CO LTD0 citations50
US11359659B2Jun 14, 2022
Locking device
BEIJING SURGERII TECH CO LTD0 citations50
US11241288B2Feb 8, 2022
Flexible surgical instrument system
BEIJING SURGERII TECH CO LTD0 citations49
US11642112B2May 9, 2023
Flexible surgical instrument and driving unit thereof
BEIJING SURGERII TECH CO LTD0 citations48
US10710236B2Jul 14, 2020
Flexible continuum structure capable of realizing posture feedback
BEIJING SURGERII TECH CO LTD0 citations40
BEIJING SURGERII ROBOTICS COMPANY LTD
10 patentsUS11872002B2Jan 16, 2024
Flexible surgical instrument system
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations61
US12193777B2Jan 14, 2025
Flexible surgical instrument system based on continuous body structure
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations60
US12121226B2Oct 22, 2024
Flexible surgical instrument with structural bones in a crossed arrangement
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations60
US11844503B2Dec 19, 2023
Flexible surgical instrument system
BEIJING SURGERII ROBOTICS COMPANY LTD1 citations60
US12485542B2Dec 2, 2025
Robot system and control method thereof
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations51
US11844502B2Dec 19, 2023
Multi-degree-of-freedom flexible surgical instrument
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations50
US11684432B2Jun 27, 2023
Sterilizable flexible surgical instrument system
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations50
US11903571B2Feb 20, 2024
Flexible surgical instrument system with prepositioned drive input
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations49
US12311553B2May 27, 2025
Robot system and control method
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations47
US12082791B2Sep 10, 2024
Multi-purpose flexible surgical tool system
BEIJING SURGERII ROBOTICS COMPANY LTD0 citations46