Bejing, China

Beijing Worldia Diamond Tools Co., Ltd.


Patents = 3

Trademarks = 5

Forward Citations = 5


where 'Filed Patents' based on already Granted Patents

where 'Inventors Filed' based on already Granted Patents


6 inventors (with patents filed for the assignee):

goldMedal Zongchao Zhang (3 out of 3 patents)

silverMedal Qi Han (3 out of 4 patents)

bronzeMedal Yanyan Wang (1 out of 8 patents)

4 Xiaoyan Fan (1 out of 3 patents)

5 Shuo Han (1 out of 1 patent)


3 patents:

1. 12226837 - Groove cutter with chip breaker (2025-02-18),
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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#2 in Bejing

#7,182 in China

...
Bejing, China
Forward Citations = 5

6 inventors:

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