Inventor · name-matched record
LIU YUQING
2 granted patents·2 pending applications·0 citations·filing 2021–2025
21Inventor score
Files withCHANGSHA HETONG ECOLOGICAL ENVIRONMENT TECH CO LTD1CHINA PETROLEUM & CHEM CORP1CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD1NANTONG TEXTILE & SILK IND TECH RES INST1
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
4 records- 0162US2026015809A1Fishway with a pool head and a pool tailCHANGSHA HETONG ECOLOGICAL ENVIRONMENT TECH CO LTD·Filed 2025·Application pending·0 cites
- 0257US2026015249A1Mesoporous Pseudo-boehmite Rich in Surface Hydroxyl Groups, Catalytic Cracking Catalyst Containing the Pseudo-boehmite, and Preparation and Application ThereofCHINA PETROLEUM & CHEM CORP·Filed 2023·Application pending·0 cites
- 0354US12551919B2Coating die, coating apparatus, and battery production apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Feb 17, 2026·0 cites·15 claims
- 0450US12569705B2Anti-propylene mask and method for preparation thereofNANTONG TEXTILE & SILK IND TECH RES INST·Filed 2021·Granted Mar 10, 2026·0 cites·15 claims
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Identity basis: exact name match across USPTO filings. How scoring works →