Inventor · disambiguated record
Ya-Shan Cheng
Also filed as: CHENG YA-SHAN
13 granted patents·26 citations·filing 2011–2019
87Inventor score
Top patents by PatentIndex Score
13 records- 0187US10233430B1Glucose oxidase having improved thermostabilityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2018·Granted Mar 19, 2019·4 cites·9 claims
- 0286US8722382B1Xylanase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2013·Granted May 13, 2014·6 cites·10 claims
- 0385US9194010B2Phytase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2014·Granted Nov 24, 2015·5 cites·9 claims
- 0485US8999695B1β-mannanase having improved production yields and enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2014·Granted Apr 7, 2015·5 cites·5 claims
- 0577US10563185B1Beta-glucosidase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2019·Granted Feb 18, 2020·1 cites·6 claims
- 0677US8865444B1β-mannanase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2013·Granted Oct 21, 2014·2 cites·8 claims
- 0776US8192974B1Glucanase having increased enzyme activity and thermostabilityGUO REY-TING·Filed 2011·Granted Jun 5, 2012·3 cites·8 claims
- 0857US10385346B2Xylosidase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2018·Granted Aug 20, 2019·0 cites·3 claims
- 0953US9944915B2Cellulase having improved thermostabilityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2016·Granted Apr 17, 2018·0 cites·6 claims
- 1052US9809807B1Cellulase having improved enzymatic activityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2017·Granted Nov 7, 2017·0 cites·6 claims
- 1151US9650625B1Thermostable pectinaseDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2016·Granted May 16, 2017·0 cites·6 claims
- 1250US10011822B2Phytase having improved thermostabilityDONGGUAN APAC BIOTECHNOLOGY CO LTD·Filed 2017·Granted Jul 3, 2018·0 cites·12 claims
- 1343US8137945B1Thermostable cellulase having increased enzyme activityGUO REY-TING·Filed 2011·Granted Mar 20, 2012·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →