Inventor

LI WENHAI

CN5 patents

⚠️ This page may combine multiple inventors who share the name “LI WENHAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JIANGSU HENGRUI MEDICINE CO

3 patents

US11180505B2Nov 23, 2021

Crystal form of PARP-1 inhibitor and preparation method therefor

JIANGSU HENGRUI MEDICINE CO0 citations57

US11345709B2May 31, 2022

Process for preparing 4-(4-fluoro-3-(2-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyrazine-7-carbonyl)benzyl)phthalazin-1(2h)-one

JIANGSU HENGRUI MEDICINE CO0 citations48

US11111236B2Sep 7, 2021

Method for preparing oxaspirocycle derivative, and intermediate thereof

JIANGSU HENGRUI MEDICINE CO0 citations40

UNIV QINGDAO TECHNOLOGY

1 patent

US12090683B2Sep 17, 2024

Composite transparent film, preparation method thereof, and method for continuous digital light processing ceramic 3D printing based on the same

UNIV QINGDAO TECHNOLOGY0 citations46

ATOMIC ENERGY OF CANADA LTD / ENERGIE ATOMIQUE

1 patent

US11016259B2May 25, 2021

Apparatus and method for adhering a filament to a surface

ATOMIC ENERGY OF CANADA LTD / ENERGIE ATOMIQUE0 citations37