Inventor · disambiguated record

Sheng Chang

Also filed as: CHANG SHENG · CHANG SHENG-JAN

41 granted patents·12 pending applications·1,313 citations·filing 2002–2025

98Inventor score

Technology areasF04B E21B F05D B01F F01D

Files withYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD51 PROMOS TECHNOLOGIES INC1 YANTAI JEREH PETROLEUM EQUIPMENT AND TECH CO LTD1

Top patents by PatentIndex Score

53 records

0198US11668289B2Fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Jun 6, 2023·46 cites·19 claims
0298US11603797B2Compartment unit for turbine engineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Mar 14, 2023·55 cites·16 claims
0398US11592020B2Fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Feb 28, 2023·64 cites·17 claims
0498US11575249B2Cable laying deviceYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Feb 7, 2023·69 cites·13 claims
0598US11557887B2Cable laying deviceYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Jan 17, 2023·67 cites·20 claims
0698US11519395B2Turbine-driven fracturing system on semi-trailerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Dec 6, 2022·90 cites·20 claims
0798US11441483B2Soundproof cabin of turbine engineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Granted Sep 13, 2022·94 cites·10 claims
0898US11242737B2Turbine fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Granted Feb 8, 2022·149 cites·19 claims
0998US10865631B1Hydraulic fracturing system for driving a plunger pump with a turbine engineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Granted Dec 15, 2020·182 cites·9 claims
1098US10865624B1Wellsite system for electric drive fracturingYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Granted Dec 15, 2020·212 cites·9 claims
1197US12006925B2Fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Jun 11, 2024·3 cites·20 claims
1297US11982169B2Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layoutYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted May 14, 2024·8 cites·18 claims
1396US11746636B2Fracturing apparatus and control method thereof, fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Sep 5, 2023·6 cites·19 claims
1496US11680474B2Fracturing apparatus and control method thereof, fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Jun 20, 2023·8 cites·20 claims
1596US11499405B2Hydraulic fracturing system for driving a plunger pump with a turbine engineYANTAI JEREH PETROLEUM EQUIPMENT AND TECH CO LTD·Filed 2021·Granted Nov 15, 2022·96 cites·19 claims
1696US10870093B1Multifunctional blending equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Granted Dec 22, 2020·137 cites·10 claims
1795US11828277B2Turbine-driven fracturing system on semi-trailerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Nov 28, 2023·3 cites·20 claims
1893US11859481B2Fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Jan 2, 2024·3 cites·20 claims
1992US12065916B2Hydraulic fracturing system for driving a plunger pump with a turbine engineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Aug 20, 2024·2 cites·19 claims
2087US11788519B2Turbine fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Oct 17, 2023·1 cites·17 claims
2184US12460631B2Fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
2283US2025075604A1Fracturing apparatus and control method thereof, fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2024·Application pending·0 cites
2382US12331626B2Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layoutYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2024·Granted Jun 17, 2025·0 cites·19 claims
2480US12180819B2Fracturing apparatus and control method thereof, fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Dec 31, 2024·0 cites·18 claims
2579US12247472B2Fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Mar 11, 2025·0 cites·20 claims
2678US2024401585A1Fracturing apparatus and vibration reduction method thereofYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2024·Application pending·0 cites
2776US12281648B2Fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Apr 22, 2025·0 cites·17 claims
2872US12092097B2Fracturing apparatus and vibration reduction method thereofYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Sep 17, 2024·0 cites·20 claims
2972US12006806B2Fracturing apparatus and fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Jun 11, 2024·0 cites·20 claims
3071US2023163580A1Cable Laying DeviceYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Application pending·0 cites
3170US12326074B2Fracturing apparatus and control method thereof, fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Jun 10, 2025·0 cites·20 claims
3270US12091953B2Hydraulic fracturing system for driving a plunger pump with a turbine engineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Sep 17, 2024·0 cites·7 claims
3370US6679765B2Slurry supply system disposed above the rotating platen of a chemical mechanical polishing apparatusPROMOS TECHNOLOGIES INC·Filed 2002·Granted Jan 20, 2004·18 cites·20 claims
3468US2022389867A1Soundproof Cabin of Turbine EngineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Application pending·0 cites
3568US2025334111A1Electric drive fracturing device and braking method thereforYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2025·Application pending·0 cites
3667US12000253B2Fracturing apparatus and fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Jun 4, 2024·0 cites·20 claims
3766US12134963B2Fracturing apparatus and fracturing systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Nov 5, 2024·0 cites·15 claims
3861US12442370B2Fracturing equipment having multiple electric-power suppliesYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Oct 14, 2025·0 cites·18 claims
3959US12410695B2Turbine fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·18 claims
4057US12276201B2Turbine cleaning systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Apr 15, 2025·0 cites·15 claims
4155US11815087B2Automatic system and method for disassembly and assembly of plunger pumpsYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Nov 14, 2023·0 cites·17 claims
4255US2025027396A1Hydraulic Fracturing System for Driving a Plunger Pump with a Turbine EngineYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Application pending·0 cites
4353US12078093B2Turbine fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Sep 3, 2024·0 cites·17 claims
4453US11952999B2Plunger pump base and plunger pump deviceYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Apr 9, 2024·0 cites·16 claims
4551US12313059B2Variable-speed integrated machine and wellsite apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted May 27, 2025·0 cites·18 claims
4651US12071840B2Electrically-driven fracturing well site systemYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Aug 27, 2024·0 cites·20 claims
4749US2023151722A1Fracturing apparatus and starting method thereof, fracturing apparatus setYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Application pending·0 cites
4848US2020332784A1Double-motor double-pump electric drive fracturing semi-trailerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Application pending·0 cites
4943US2021088042A1Semi-trailer-loaded turbine fracturing equipmentYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Application pending·0 cites
5039US2021086851A1Turbine fracturing semi-trailerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2020·Application pending·0 cites

Showing the top 50 of 53 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →