Inventor

ZHAO KEJUN

CN6 patents

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

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD

3 patents

US12409341B2Sep 9, 2025

WANG YONGFENG

1 patent

US8461165B2Jun 11, 2013

2-Substituted phenyl-5,7-dihydrocarbyl-3,7-dihydropyrrolo[2,3-d] pyrimidin-4-one derivatives, the preparation and the pharmaceutical use thereof

WANG YONGFENG0 citations45

YANGTZE RIVER PHARMACEUTICAL G

1 patent

US7741483B2Jun 22, 2010

Process for making substituted pyrrolo[2,3-d]pyrimidine derivatives as inhibitors of phosphodiesterase 5

YANGTZE RIVER PHARMACEUTICAL G0 citations43

YANGTZE RIVER PHARMACUETICAL G

1 patent

US7745433B2Jun 29, 2010

2-Substituted phenyl-5, 7-dihydrocarbyl-3, 7-dihydropyrrolo [2, 3-D] pyrimidin-4-one derivatives, the preparation and the pharmaceutical use thereof

YANGTZE RIVER PHARMACUETICAL G0 citations42

ZHAO KEJUN

SHANGHAI UNITED IMAGING HEALTHCARE CO LTD

Methods and systems for dose distribution prediction

Systems and methods for generating radiation treatment plan

Systems and methods for generating adaptive radiation therapy plan

WANG YONGFENG

2-Substituted phenyl-5,7-dihydrocarbyl-3,7-dihydropyrrolo[2,3-d] pyrimidin-4-one derivatives, the preparation and the pharmaceutical use thereof

YANGTZE RIVER PHARMACEUTICAL G

Process for making substituted pyrrolo[2,3-d]pyrimidine derivatives as inhibitors of phosphodiesterase 5

YANGTZE RIVER PHARMACUETICAL G

2-Substituted phenyl-5, 7-dihydrocarbyl-3, 7-dihydropyrrolo [2, 3-D] pyrimidin-4-one derivatives, the preparation and the pharmaceutical use thereof