Inventor · disambiguated record
Zhen Zhang
Also filed as: ZHANG ZHEN · ZHANG ZHEN YA
4 granted patents·2 pending applications·8 citations·filing 2001–2023
65Inventor score
Files withJAPAN SCIENCE & TECH CORP2ASYMCHEM LAB TIANJIN CO LTD1CHANGCHUN INST APPLIED CHEMISTRY CAS1REJUVEN DERMACEUTICAL CO LTD1UNIV COLORADO STATE RES FOUND1
Top patents by PatentIndex Score
6 records- 0182US7018815B2Method for producing vitamin B12 from hydrogen-metabolizing methane bacteriumJAPAN SCIENCE & TECH CORP·Filed 2005·Granted Mar 28, 2006·6 cites·2 claims
- 0274US2024158567A1All-purpose poly(3-hydroxybutyrate) by stereomicrostructural engineeringUNIV COLORADO STATE RES FOUND·Filed 2023·Application pending·0 cites
- 0366US6972188B2Process for producing vitamin B12 from hydrogen-metabolizing methane bacteriumJAPAN SCIENCE & TECH CORP·Filed 2001·Granted Dec 6, 2005·2 cites·6 claims
- 0463US12297320B2Polyethylene glycol derivative, preparation method thereof, and polyethylene glycol hydrogel capable of producing a rapid crosslinking reactionCHANGCHUN INST APPLIED CHEMISTRY CAS·Filed 2020·Granted May 13, 2025·0 cites·10 claims
- 0555US12084402B2Preparation process of diazomethaneASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted Sep 10, 2024·0 cites·17 claims
- 0643US2021393501A1Preparation method and application of recombinant mutant collagenaseREJUVEN DERMACEUTICAL CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →