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For the Inventor, By the Inventor

Tokyo, Japan

Shin-Etsu Engineering Co., Ltd.


USPTO Granted Patents = 8

% Expired Patents = 12.5

Trademarks = 1

Forward Citations = 39

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13 inventors (with patents filed for the assignee):

goldMedal Kyouhei Tomioka (5 out of 5 patents)

silverMedal Yoshikazu Ohtani (5 out of 5 patents)

bronzeMedal Kiyoo Katagiri (2 out of 2 patents)

4.  Shunya Kubota (1 out of 1 patent)

5.  Emi Matsui (1 out of 4 patents)

6.  Katsuhiro Yamazaki (1 out of 6 patents)

7.  Hiromasa Hashimoto (1 out of 23 patents)

8.  Masanao Sasaki (1 out of 5 patents)

9.  Yasuharu Ariga (1 out of 3 patents)

10.  Takahiro Matsuda (1 out of 2 patents)

11.  Mitsuo Honda (1 out of 1 patent)

12.  Kozo Kasukawa (1 out of 1 patent)

13.  Shigenaga Manabe (1 out of 1 patent)


8 patents:

1. 11654513 - Workpiece-separating device and workpiece-separating method (2023-05-23),
2. 11633810 - Workpiece-separating device and workpiece-separating method (2023-04-25),
3. 11322384 - Substrate processing apparatus and substrate processing method (2022-05-03),
4. 11251058 - Workpiece-separating device and workpiece-separating method (2022-02-15),
5. 10840141 - Workpiece-separating device and workpiece-separating method (2020-11-17),
6. 10293460 - Method of producing polishing head and polishing apparatus (2019-05-21),
7. 4731745 - Automatic dimension analyzer (1988-03-15),
8. 4433510 - Method for controlling thickness of wafer-like work pieces under lapping (1984-02-28),
Company Overview
Shin-etsu Engineering Co., Ltd. specializes in the design and manufacture of precision parts and components for various industries such as automotive, electronics, and medical. With a strong focus on quality and innovation, the company has established itself as a trusted partner for clients worldwide. Their expertise includes precision machining, injection molding, and assembly services.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#2,150 in Tokyo

#5,045 in Japan

Tokyo, JP
Tokyo, Japan

Shin-Etsu Engineering Co., Ltd.

Forward Citations = 39

13 inventors:

goldMedal Kyouhei Tomioka (5 out of 5 patents)

silverMedal Yoshikazu Ohtani (5 out of 5 patents)

bronzeMedal Kiyoo Katagiri (2 out of 2 patents)

4.  Shunya Kubota (1 out of 1 patent)

5.  Emi Matsui (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shin-Etsu Engineering Co., Ltd.. Retrieved from https://idiyas.com/company/shin-etsu-engineering-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]
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