Inventor
LI ZHENGJIAN
US14 patents
⚠️ This page may combine multiple inventors who share the name “LI ZHENGJIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRISTOL MYERS SQUIBB CO
9 patentsUS10947268B2Mar 16, 2021
Methods of purifying proteins
BRISTOL MYERS SQUIBB CO3 citations72
US10030064B2Jul 24, 2018
Mammalian cell culture processes for protein production
BRISTOL MYERS SQUIBB CO4 citations69
US11840554B2Dec 12, 2023
Cation exchange resins
BRISTOL MYERS SQUIBB CO0 citations61
US11542337B2Jan 3, 2023
Therapeutic immunoglobulin G4 for improved bioanalytical and bioprocessing properties
BRISTOL MYERS SQUIBB CO0 citations60
US12474298B2Nov 18, 2025
Isoelectric focusing sample matrix
BRISTOL MYERS SQUIBB CO0 citations57
US12174161B2Dec 24, 2024
Methods of measuring hydrophobicity of chromatographic resins
BRISTOL MYERS SQUIBB CO0 citations54
US12325875B2Jun 10, 2025
Metabolic enzyme activity and disulfide bond reduction during protein production
BRISTOL MYERS SQUIBB CO0 citations53
US10059754B2Aug 28, 2018
Mammalian cell culture processes for protein production
BRISTOL MYERS SQUIBB CO0 citations48
US9926365B2Mar 27, 2018
Methods for reducing glycoprotein aggregation
BRISTOL MYERS SQUIBB CO0 citations39
UNIV JOHNS HOPKINS
4 patentsUS11359005B2Jun 14, 2022
Supramolecular high affinity protein-binding system for purification of biomacromolecules
UNIV JOHNS HOPKINS5 citations81
US12357965B2Jul 15, 2025
Supramolecular filamentous assemblies for protein purification
UNIV JOHNS HOPKINS2 citations72
US11745165B2Sep 5, 2023
Supramolecular filamentous assemblies for protein purification
UNIV JOHNS HOPKINS3 citations70
US12466875B2Nov 11, 2025
Supramolecular high affinity protein-binding system for purification of biomacromolecules
UNIV JOHNS HOPKINS0 citations60