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For the Inventor, By the Inventor

Osaka, Japan

Nippon Shoji Kaisha Ltd.

Calculating rank
USPTO Granted Patents = 10

Forward Citations = 112

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32 inventors (with patents filed for the assignee):

goldMedal Masayasu Enomoto (4 out of 7 patents)

silverMedal Tadashi Nakajima (3 out of 4 patents)

bronzeMedal Masaharu Takayama (2 out of 3 patents)

4.  Kenichi Kashima (2 out of 5 patents)

5.  Yasuji Soda (2 out of 4 patents)

6.  Akira Miyamoto (2 out of 2 patents)

7.  Eiji Nakai (1 out of 7 patents)

8.  Satoshi Fujita (1 out of 22 patents)

9.  Manabu Node (1 out of 3 patents)

10.  Yoichiro Ohta (1 out of 2 patents)

11.  Kenji Kawanishi (1 out of 2 patents)

12.  Masanobu Azuma (1 out of 1 patent)

13.  Fuzuki Iwakura (1 out of 1 patent)

14.  Yasuko Ichigobara (1 out of 1 patent)

15.  Masakatsu Hisaki (1 out of 1 patent)


10 patents:

1. 6080750 - Pyrimidine compound and anti-rotavirus composition (2000-06-27),
2. 5851836 - Method for determining fibrinogen and reagent for determination thereof (1998-12-22),
3. 5646007 - Method for determination of antithrombin III activity and reagent kit (1997-07-08),
4. 5508202 - Method of determining blood coagulation factor XIII activity and kit of (1996-04-16),
5. 4849132 - Surfactant composition having improved functions (1989-07-18),
6. 4571383 - Reagent for measuring direct bilirubin by enzymatic method and method (1986-02-18),
7. 4263286 - Therapeutic agent for consciousness disorder and perception and movement (1981-04-21),
8. 4130571 - Process for preparing 1,2-diacyl-3-glycerylphosphorylcholines (1978-12-19),
9. 4084010 - Glycosides having sweetness (1978-04-11),
10. 4007091 - Method for measuring the activity of lecithin cholesterol acyl (1977-02-08),
Company Overview
Nippon Shoji Kaisha Ltd. is a prominent company based in Osaka, Japan, specializing in the development and manufacturing of a diverse range of industrial products. The organization focuses on advanced materials and components, catering to various sectors including electronics, automotive, and machinery. With a commitment to innovation, Nippon Shoji Kaisha engages in research and development to enhance product performance and sustainability, positioning itself as a key player in the global market for high-quality industrial solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

10 Patents

#478 in Osaka

#4,414 in Japan

#56,228 in the World

Osaka, JP
Osaka, Japan

Nippon Shoji Kaisha Ltd.

Forward Citations = 112

32 inventors:

goldMedal Masayasu Enomoto (4 out of 7 patents)

silverMedal Tadashi Nakajima (3 out of 4 patents)

bronzeMedal Masaharu Takayama (2 out of 3 patents)

4.  Kenichi Kashima (2 out of 5 patents)

5.  Yasuji Soda (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nippon Shoji Kaisha Ltd.. Retrieved from https://idiyas.com/company/nippon-shoji-kaisha

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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