Inventor · disambiguated record
Changlong Zhang
Also filed as: ZHANG CHANGLONG
2 granted patents·1 pending application·0 citations·filing 2023–2025
22Inventor score
Top patents by PatentIndex Score
3 records- 0173US12449339B2Device and method for testing gas loss amount which simulates wireline coring processUNIV CHINA PETROLEUM EAST CHINA·Filed 2024·Granted Oct 21, 2025·0 cites·6 claims
- 0266US2025116586A1Device and method for testing gas loss amount which simulates wireline coring processUNIV CHINA PETROLEUM EAST CHINA·Filed 2023·Application pending·0 cites
- 0343US12321080B2Domain wall straightening method of periodically poled ferroelectric crystalGUILIN BAIRUI OPTOELECTRONICS TECH CO LTD·Filed 2025·Granted Jun 3, 2025·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →