Inventor · disambiguated record
Min Chang
Also filed as: CHANG MIN · CHANG MIN-TA
12 granted patents·2 citations·filing 2007–2021
79Inventor score
Top patents by PatentIndex Score
12 records- 0152US7739468B2Data protection system for controlling data entry point employing RFID tagCHANG MIN-TA·Filed 2007·Granted Jun 15, 2010·2 cites·8 claims
- 0248US12181525B2Field detection device, system and method for achieving no maintenance of gas density relaySHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Dec 31, 2024·0 cites·19 claims
- 0347US12392700B2Gas density relay with online self-checking function, and checking method thereforSHANGHAI ROYE ELECTRIC CO LTD·Filed 2021·Granted Aug 19, 2025·0 cites·20 claims
- 0447US12154738B2Method for modifying gas density relay, and gas density relay having online self-checking function and checking method thereforSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Nov 26, 2024·0 cites·13 claims
- 0547US11885827B2High anti-vibration gas density monitorSHANGHAI ROYE ELECTRIC CO LTD·Filed 2021·Granted Jan 30, 2024·0 cites·26 claims
- 0646US12046433B2Electrical system with on-line sampling verification function and verification method thereofSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Jul 23, 2024·0 cites·20 claims
- 0745US12099093B2Method for modifying gas density relay, and gas density relay having online self-checking function and checking method thereforSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Sep 24, 2024·0 cites·20 claims
- 0844US12136530B2Transformation method for gas density relay, and gas density relay having online self-check function and check method thereofSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Nov 5, 2024·0 cites·20 claims
- 0943US12038480B2Electrical system with on-line sampling verification function and verification method thereofSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Jul 16, 2024·0 cites·18 claims
- 1042US12255032B2Maintenance-free gas density relay and cross-checking method thereforSHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted Mar 18, 2025·0 cites·18 claims
- 1141US11988713B2Contact signal acquisition circuit for on-site on-line check of gas density relaySHANGHAI ROYE ELECTRIC CO LTD·Filed 2020·Granted May 21, 2024·0 cites·19 claims
- 1227US8665659B2Data transmission circuitCHANG MIN·Filed 2011·Granted Mar 4, 2014·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →