Inventor · disambiguated record
Qianwen Zhang
Also filed as: ZHANG QIANWEN
8 granted patents·5 pending applications·109 citations·filing 2001–2023
84Inventor score
Files withFUJIMOTO KAORU3JAPAN GAS SYNTHESIZE LTD3EXCELIO TECH SHENZHEN CO LTD2SHENZHEN PANGO MICROSYSTEMS CO LTD2CHINA PETROLEUM & CHEMICAL1
Top patents by PatentIndex Score
13 records- 0195US6797669B2Catalyst for selective hydrogenation, its preparation process and applicationCHINA PETROLEUM & CHEMICAL·Filed 2001·Granted Sep 28, 2004·57 cites·13 claims
- 0287US7834230B2Catalyst and process for producing liquefied petroleum gasJAPAN GAS SYNTHESIZED LTD·Filed 2006·Granted Nov 16, 2010·15 cites·10 claims
- 0382USD768944SDust collectorJIANGSU MIDEA CLEANING APPLIANCES CO LTD·Filed 2015·Granted Oct 11, 2016·25 cites·1 claims
- 0479US7297825B2Catalyst and process for LPG productionJAPAN GAS SYNTHESIZE LTD·Filed 2004·Granted Nov 20, 2007·12 cites·13 claims
- 0560US2009042717A1Catalyst for lpg productionJAPAN GAS SYNTHESIZE LTD·Filed 2007·Application pending·0 cites
- 0649US11909388B2Terminal resistance circuit, chip and chip communication deviceSHENZHEN PANGO MICROSYSTEMS CO LTD·Filed 2022·Granted Feb 20, 2024·0 cites·20 claims
- 0749US2007277552A1Process for producing liquefied petroleum gasFUJIMOTO KAORU·Filed 2007·Application pending·0 cites
- 0847US2011028307A1Catalyst and process for producing liquefied petroleum gasJAPAN GAS SYNTHESIZE LTD·Filed 2010·Application pending·0 cites
- 0946US12407355B2Digital-to-analog conversion circuit and methodSHENZHEN PANGO MICROSYSTEMS CO LTD·Filed 2023·Granted Sep 2, 2025·0 cites·16 claims
- 1045US10552723B2Oscillation maintenance circuit with trigger-based pulse generation in half-duplex RFID transpondersEXCELIO TECH SHENZHEN CO LTD·Filed 2017·Granted Feb 4, 2020·0 cites·6 claims
- 1141US2007282019A1Process for producing liquefied petroleum gasFUJIMOTO KAORU·Filed 2007·Application pending·0 cites
- 1240US10685272B2Oscillation maintenance circuit with comparator-based pulse generation in half-duplex RFID transpondersEXCELIO TECH SHENZHEN CO LTD·Filed 2017·Granted Jun 16, 2020·0 cites·10 claims
- 1338US2008319245A1Catalyst and Process for Producing Liquefied Petroleum GasFUJIMOTO KAORU·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →