For the Inventor, By the Inventor

Enter assignee name

Shandong, China

Crrc Qingdao Sifang Rolling Rock Research Institute Co., Ltd

USPTO Granted Patents = 1

Forward Citations = 1

Loading Chart...

Loading Chart...

4 inventors (with patents filed for the assignee):

Yawei Zhang (1 out of 3 patents)

Mengxiang Zhu (1 out of 1 patent)

Jiaomei Qin (1 out of 1 patent)

4. Shuang Wang (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 9973347 - Protocol converter between CPCI bus and ISA bus and conversion method thereof (2018-05-15),

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#129 in Shandong

#16,079 in China

Shandong, China

Crrc Qingdao Sifang Rolling Rock Research Institute Co., Ltd

Forward Citations = 1

4 inventors:

Yawei Zhang (1 out of 3 patents)

Mengxiang Zhu (1 out of 1 patent)

Jiaomei Qin (1 out of 1 patent)

4. Shuang Wang (1 out of 1 patent)

Please report any incorrect information to support@idiyas.com

Loading…