Membership
Tour
Register
Log in
Cheng Zhang
Follow
Person
Beijing, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Hot-work die steel with high toughness at low temperatures and high...
Patent number
11,959,158
Issue date
Apr 16, 2024
University of Science and Technology Beijing
Jinfeng Huang
C21 - METALLURGY OF IRON
Information
Patent Grant
Low carbon martensitic high temperature strength steel and preparat...
Patent number
11,220,733
Issue date
Jan 11, 2022
University of Science and Technology Beijing
Jinfeng Huang
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-work die steel and a preparation method thereof
Patent number
11,180,820
Issue date
Nov 23, 2021
University of Science and Technology Beijing
Jinfeng Huang
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
4,4-diphenylpiperidine compounds or pharmaceutically acceptable sal...
Patent number
10,889,575
Issue date
Jan 12, 2021
Academy of Military Medical Sciences
Cheng Zhang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-[(4-hydroxypiperidin-4-yl)methyl]pyridin-2(1H)-one derivatives, p...
Patent number
8,921,563
Issue date
Dec 30, 2014
Institue of Pharmacology and Toxicology Academy of Military Medical Sciences...
Yunfeng Li
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
HOT-WORK DIE STEEL WITH HIGH TOUGHNESS AT LOW TEMPERATURES AND HIGH...
Publication number
20220090243
Publication date
Mar 24, 2022
UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
Jinfeng Huang
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-WORK DIE STEEL AND A PREPARATION METHOD THEREOF
Publication number
20210363603
Publication date
Nov 25, 2021
UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
Jinfeng HUANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
4,4-Diphenylpiperidine Compounds or Pharmaceutically Acceptable Sal...
Publication number
20190359604
Publication date
Nov 28, 2019
ACADEMY OF MILITARY MEDICAL SCIENCES
Cheng Zhang
C07 - ORGANIC CHEMISTRY
Information
Patent Application
1-[(4-hydroxypiperidin-4-yl)methyl]pyridin-2(1H)-one derivatives, p...
Publication number
20130231369
Publication date
Sep 5, 2013
Institute of Pharmacology and Toxicology Academy of Military Medical Sciences...
Yunfeng Li
C07 - ORGANIC CHEMISTRY