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For the Inventor, By the Inventor

Shanghai, China

Sennics Co., Ltd.


USPTO Granted Patents = 11



Trademarks = 13

Forward Citations = 7

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20 inventors (with patents filed for the assignee):

goldMedal Yang Gao (5 out of 5 patents)

silverMedal Xiangyun Guo (4 out of 4 patents)

bronzeMedal Jinguo Xing (4 out of 4 patents)

4.  Hui Li (4 out of 65 patents)

5.  Zhimin Tang (4 out of 4 patents)

6.  Yang Gao (2 out of 161 patents)

7.  Xinmin Chen (2 out of 8 patents)

8.  Hao Wang (2 out of 57 patents)

9.  Haibo Zhu (1 out of 2 patents)

10.  Biao Zou (1 out of 1 patent)

11.  Xiaomin Ruan (1 out of 1 patent)

12.  Libao Wu (1 out of 1 patent)

13.  Song Shi (1 out of 1 patent)

14.  Shang Gao (1 out of 1 patent)

15.  Qi Qi (1 out of 3 patents)


11 patents:

1. 12466797 - Compound having anti-aging and discoloration resistance effects and preparation method therefor (2025-11-11),
2. 12172943 - Polyalkyl p-phenylenediamine anti-degradants and intermediates and preparation method thereof (2024-12-24),
3. 12037303 - Method for preparing diaryl p-phenylenediamine compounds (2024-07-16),
4. 12031037 - Rubber protective wax, preparation method and application thereof (2024-07-09),
5. 12031036 - Rubber composition with reduced odor and good thermal oxidative aging-resistant and anti-fatigue properties (2024-07-09),
6. 12031012 - Antidegradant composition, antidegradant master batch and rubber composition (2024-07-09),
7. 12024482 - Low-pollution antidegradant compound and antidegradant composition and rubber composition comprising the same for tires (2024-07-02),
8. 11008281 - Low-pollution antidegradant compound and antidegradant composition and rubber composition comprising the same for tires (2021-05-18),
9. 10829615 - Long-acting rubber anti-degradant and rubber composition comprising the same for tires (2020-11-10),
10. 10793510 - Method for preparing aryl substituted p-phenylenediamine substance (2020-10-06),
11. 10106513 - Method for preparing 2-mercaptobenzothiazole (2018-10-23),
Sennics Co., Ltd. is a leading manufacturer of rubber additives and polymer solutions. With a focus on innovation and sustainability, Sennics offers a wide range of products for the automotive, construction, and industrial sectors. Their commitment to quality and customer satisfaction has made them a trusted partner for global companies seeking high-performance materials.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

11 Patents

#207 in Shanghai

#2,263 in China

#50,238 in the World

...
Shanghai, China

Sennics Co., Ltd.

Forward Citations = 7

20 inventors:

goldMedal Yang Gao (5 out of 5 patents)

silverMedal Xiangyun Guo (4 out of 4 patents)

bronzeMedal Jinguo Xing (4 out of 4 patents)

4.  Hui Li (4 out of 65 patents)

5.  Zhimin Tang (4 out of 4 patents)

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