Growing community of inventors

Tianjin, China

YaFei Ren

Average Co-Inventor Count = 3.00

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 = 1

YaFei RenGuoChen Gao (1 patent)YaFei RenYatao Li (1 patent)YaFei RenYaFei Ren (1 patent)GuoChen GaoGuoChen Gao (4 patents)Yatao LiYatao Li (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Otis Elevator Company (1 from 2,623 patents)


1 patent:

1. 10288135 - Brake for elevator and a replacement method of damper of the brake for elevator

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/1/2026
Loading…