Inventor · disambiguated record
Kejian Yao
Also filed as: YAO KEJIAN
5 granted patents·1 pending application·37 citations·filing 1999–2018
76Inventor score
Files withCHINA PETROCHEMICAL CORP2ANHUI ANLI MATERIAL TECH CO LTD1INGEVITY SOUTH CAROLINA LLC1UNIV SOUTH CAROLINA1UNIV ZHEJIANG TECHNOLOGY1
Top patents by PatentIndex Score
6 records- 0185US8809466B2Degradable polymers, methods of making the same, and uses thereofUNIV SOUTH CAROLINA·Filed 2013·Granted Aug 19, 2014·4 cites·20 claims
- 0279US9879200B2Lubricating compositions and methods for the use thereofINGEVITY SOUTH CAROLINA LLC·Filed 2016·Granted Jan 30, 2018·2 cites·20 claims
- 0358US6345811B1Combined packing-tray in a vapor-liquid contacting tower and a process for effecting operation with high capacity and high turndown ratioCHINA PETROCHEMICAL CORP·Filed 1999·Granted Feb 12, 2002·22 cites·25 claims
- 0448US11773302B2Soft solvent-free flame-retardant polyurethane synthetic leather and preparation method thereforANHUI ANLI MATERIAL TECH CO LTD·Filed 2018·Granted Oct 3, 2023·0 cites·17 claims
- 0541US2005280169A1Gas-liquid contact tray with fixed valves for mass transferUNIV ZHEJIANG TECHNOLOGY·Filed 2004·Application pending·0 cites
- 0633US6299146B1Retangular suspending downcomer directing trayCHINA PETROCHEMICAL CORP·Filed 1999·Granted Oct 9, 2001·9 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →