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For the Inventor, By the Inventor

Tokyo, Japan

Ssp Co. Ltd


USPTO Granted Patents = 27

% Expired Patents = 14.8



Forward Citations = 302

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66 inventors (with patents filed for the assignee):

goldMedal Susumu Sato (16 out of 96 patents)

silverMedal Hiromichi Eto (12 out of 20 patents)

bronzeMedal Yasushi Kaneko (9 out of 15 patents)

4.  Sunao Takeda (9 out of 18 patents)

5.  Minoru Tokizawa (9 out of 20 patents)

6.  Kazuya Ishida (8 out of 15 patents)

7.  Kazunori Maebashi (8 out of 14 patents)

8.  Takemitsu Asaoka (8 out of 27 patents)

9.  Masaru Matsumoto (8 out of 18 patents)

10.  Katsumi Imamori (5 out of 16 patents)

11.  Makoto Suzuki (5 out of 41 patents)

12.  Minoru Okada (4 out of 21 patents)

13.  Kenji Ono (4 out of 5 patents)

14.  Shuichi Kasai (4 out of 13 patents)

15.  Kenji Ishigaki (4 out of 4 patents)


Core Competencies:
Oral Composition
Diclofenac Patches
Imidazole Derivatives
Controlled Release
Hydrophilic Adhesive
Triazole Derivatives
Arylacetic Amide
Quinolone Derivatives
Acetylcholine Enhancers
Dithiolylidene Acetamide
Oxoquazepam
Chromene Derivatives

27 patents:

1. 10695392 - Oral composition for improving systemic symptoms including sensitivity to cold (2020-06-30),
2. 8114434 - Diclofenac sodium patches for topical treatment of pain (2012-02-14),
3. 7651700 - Topical diclofenac patch (2010-01-26),
4. 6737434 - Imidazole derivatives or their salts (2004-05-18),
5. 6586596 - Acetylcholine enhancers (2003-07-01),
6. 6528500 - Azole derivatives or salts thereof (2003-03-04),
7. 6455053 - Quickly soluble solid preparations (2002-09-24),
8. 6441040 - Oral preparations comprising S-(3-hydroxypropyl)-L-cysteine (2002-08-27),
9. 6428804 - Intra-articular preparation for the treatment of arthropathy (2002-08-06),
10. 6375988 - Drug composition with controlled drug release rate (2002-04-23),
11. 6362203 - 4-hydroxy-4-phenylpiperidine derivatives and pharmaceuticals containing the same (2002-03-26),
12. 6252067 - Method of preparing oxoquazepam (2001-06-26),
13. 6229049 - Preparation process of difluoroacetophenone derivative (2001-05-08),
14. 6207184 - Hydrophilic adhesive masses (2001-03-27),
15. 6204415 - Triazole derivative or salt thereof, preparation process thereof and pharmaceutical containing said compound as an effective ingredient (2001-03-20),
Company Overview
Ssp Co. Ltd, headquartered in Tokyo, specializes in advanced technology solutions, focusing on the development and manufacturing of high-performance electronic components and systems. The company is recognized for its expertise in areas such as telecommunications, automotive electronics, and industrial automation. Ssp Co. Ltd is committed to innovation and quality, serving a diverse range of industries both domestically and internationally, and aims to enhance connectivity and efficiency through its cutting-edge products.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

27 Patents

#1,136 in Tokyo

#2,454 in Japan

#23,984 in the World

Tokyo, JP
Tokyo, Japan

Ssp Co. Ltd

Forward Citations = 302

66 inventors:

goldMedal Susumu Sato (16 out of 96 patents)

silverMedal Hiromichi Eto (12 out of 20 patents)

bronzeMedal Yasushi Kaneko (9 out of 15 patents)

4.  Sunao Takeda (9 out of 18 patents)

5.  Minoru Tokizawa (9 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ssp Co. Ltd. Retrieved from https://idiyas.com/company/ssp-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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