Inventor · disambiguated record
Haichao Liu
Also filed as: LIU HAICHAO
4 granted patents·4 pending applications·27 citations·filing 2000–2025
70Inventor score
Files withUNIV CALIFORNIA5BEIJING VOLCANO ENGINE TECHNOLOGY CO LTD1JAPAN SCIENCE & TECH CORP1QINGDAO UNIV OF SCIENCE AND TECHNOLOGY1
Top patents by PatentIndex Score
8 records- 0186US6781018B2Process and catalyst for production of formaldehyde from dimethyl etherUNIV CALIFORNIA·Filed 2003·Granted Aug 24, 2004·16 cites·62 claims
- 0279US6956134B2Oxidation of methanol and/or dimethyl ether using supported molybdenum-containing heteropolyacid catalystsUNIV CALIFORNIA·Filed 2004·Granted Oct 18, 2005·11 cites·34 claims
- 0350US12385166B2Device and method for twisting electrostatic spinning superfine fiberQINGDAO UNIV OF SCIENCE AND TECHNOLOGY·Filed 2021·Granted Aug 12, 2025·0 cites·19 claims
- 0449US2025385909A1Access control method, system, device, medium, and program productBEIJING VOLCANO ENGINE TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 0547US2004220429A1Process and catalyst for production of formaldehyde from dimethyl etherUNIV CALIFORNIA·Filed 2004·Application pending·0 cites
- 0643US2003166972A1Process for production of formaldehyde from dimethyl etherUNIV CALIFORNIA·Filed 2002·Application pending·0 cites
- 0737US2005059839A1Process and catalysts for the oxidation of methanol and/or ethanolUNIV CALIFORNIA·Filed 2003·Application pending·0 cites
- 0836US6475948B1Sb-Re composite oxide catalyst ammoxidationJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Nov 5, 2002·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →