EPO Patents = 3

Forward Citations = 0

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9 inventors (with patents filed for the assignee):

Hisakatsu Hama (4 out of 16 patents)

Takuro Sakurai (3 out of 5 patents)

Takashi Iizuka (3 out of 116 patents)

4. Mana Fujii (3 out of 8 patents)

5. Jesus Rodriguez Castanon (2 out of 2 patents)

6. Hiroshi Aoshima (1 out of 3 patents)

7. Toshiro Matsuo (1 out of 16 patents)

8. Masako Imai (1 out of 2 patents)

9. Yosuke Miyazaki (1 out of 7 patents)

5 patents: Sort by Forward Citations

1. 12139572 - Conjugated diene copolymer and method for manufacturing conjugated diene copolymer (2024-11-12),

2. 11873364 - Method for producing conjugated diene rubber (2024-01-16),

3. 11566094 - Modified conjugated diene rubber (2023-01-31),

4. 11530287 - Conjugated-diene-based rubber (2022-12-20),

5. 11377539 - Conjugated diene-based polymer, conjugated diene-based polymer composition, and method for producing conjugated diene-based polymer (2022-07-05),

Company Overview

Zs Elastomers Co., Ltd. is a leading manufacturer of high-quality elastomers, serving a wide range of industries including automotive, construction, and medical. With a focus on innovation and customer satisfaction, we strive to provide durable and reliable elastomer products tailored to meet the specific needs of our clients. Our commitment to excellence and continuous improvement has established us as a trusted partner in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#2,721 in Tokyo

#6,652 in Japan

Tokyo, Japan

Zs Elastomers Co., Ltd.

Forward Citations = 0

9 inventors:

Hisakatsu Hama (4 out of 16 patents)

Takuro Sakurai (3 out of 5 patents)

Takashi Iizuka (3 out of 116 patents)

4. Mana Fujii (3 out of 8 patents)

5. Jesus Rodriguez Castanon (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zs Elastomers Co., Ltd.. Retrieved from https://idiyas.com/company/zs-elastomers-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

3 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]