Growing community of inventors

Shanghai, China

Chengjun Ma

Average Co-Inventor Count = 8.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 2

Chengjun Ma ↔ Alexander L Ruchelman (1 patent)Chengjun Ma ↔ John Fitzgerald Traverse (1 patent)Chengjun Ma ↔ Gregg Brian Feigelson (1 patent)Chengjun Ma ↔ Danyang Liu (1 patent)Chengjun Ma ↔ Jihong Liu (1 patent)Chengjun Ma ↔ Hongfeng Liu (1 patent)Chengjun Ma ↔ Shunxiang Zhang (1 patent)Chengjun Ma ↔ Steven Zhang (1 patent)Chengjun MaChengjun Ma (1 patent)Alexander L RuchelmanAlexander L Ruchelman (56 patents)John Fitzgerald TraverseJohn Fitzgerald Traverse (30 patents)Gregg Brian FeigelsonGregg Brian Feigelson (20 patents)Danyang LiuDanyang Liu (5 patents)Jihong LiuJihong Liu (2 patents)Hongfeng LiuHongfeng Liu (1 patent)Shunxiang ZhangShunxiang Zhang (1 patent)Steven ZhangSteven Zhang (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Celgene Corporation (1 from 549 patents)


1 patent:

1. 9133161 - Processes for preparing isoindoline-1,3-dione compounds

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12/11/2025
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