Inventor · disambiguated record
Baoguo Jian
Also filed as: JIAN BAOGUO
6 granted patents·1 pending application·81 citations·filing 2020–2025
76Inventor score
Top patents by PatentIndex Score
7 records- 0197US11519405B2Valve spring seat sleeve, valve assembly and plunger pumpYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Dec 6, 2022·77 cites·16 claims
- 0289US11698063B2Hydraulic end assembly structure of a plunger pumpAMERICAN JEREH INT CORPORATION·Filed 2020·Granted Jul 11, 2023·3 cites·4 claims
- 0388US12152575B2Hydraulic end assembly structure of a plunger pumpAMERICAN JEREH INT CORPORATION·Filed 2023·Granted Nov 26, 2024·1 cites·5 claims
- 0464US2025314321A1Valve Assembly and Plunger PumpYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2025·Application pending·0 cites
- 0550US12297824B2Plunger pump with fault diagnosis structureYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted May 13, 2025·0 cites·9 claims
- 0650US12085073B2Valve spring fixing device and plunger pumpYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Sep 10, 2024·0 cites·20 claims
- 0748US11964350B2Puller, claw, and usage method of pullerYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2022·Granted Apr 23, 2024·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →