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For the Inventor, By the Inventor

Kani, Japan

Ngk Adrec Co., Ltd.

Calculating rank
USPTO Granted Patents = 14

% Expired Patents = 14.3



Forward Citations = 33

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22 inventors (with patents filed for the assignee):

goldMedal Osamu Yamakawa (8 out of 8 patents)

silverMedal Tsuneo Komiyama (6 out of 12 patents)

bronzeMedal Tetsuhiro Honjo (4 out of 4 patents)

4.  Akito Higuchi (3 out of 4 patents)

5.  Toshiharu Kinoshita (3 out of 5 patents)

6.  Shinichi Miwa (2 out of 31 patents)

7.  Iori Himoto (2 out of 2 patents)

8.  Hiroaki Nihonmatsu (2 out of 3 patents)

9.  Hiroshi Shirakawa (2 out of 2 patents)

10.  Yukitaka Kato (1 out of 3 patents)

11.  Shuhei Kuno (1 out of 8 patents)

12.  Jun Kariya (1 out of 1 patent)

13.  Atsushi Watanabe (1 out of 17 patents)

14.  Nobuhiro Matsumoto (1 out of 1 patent)

15.  Shuichi Ichikawa (1 out of 46 patents)


14 patents:

1. 12497337 - Method for manufacturing metal-impregnated ceramic fired body (2025-12-16),
2. 10393449 - Heat storage member (2019-08-27),
3. 10371460 - Heat storage member (2019-08-06),
4. 8784098 - Shelf assembly for firing (2014-07-22),
5. 8105675 - Honeycomb structure and bonding material to be used for same (2012-01-31),
6. 7988781 - Non-settling refractory mortar (2011-08-02),
7. 7833923 - Monolithic refractory material having low expansibility, high strength, and crack extension resistance (2010-11-16),
8. 7820278 - Refractory mortar cured material (2010-10-26),
9. 7799417 - Si-SiC based fired body and method for manufacturing the same (2010-09-21),
10. 7494949 - SiC refractory comprising silicon nitride bond thereto and method for production thereof (2009-02-24),
11. 6156687 - Jig for use in firing of ferrite-made product (2000-12-05),
12. 5618762 - Light-weight antibacterial ceramic and antibacterial ceramic filter (1997-04-08),
13. 5145806 - Filter for metal hot melt (1992-09-08),
14. 5114882 - Filter for aluminum hot melt having a partially crystalline binder (1992-05-19),
Company Overview
Ngk Adrec Co., Ltd., based in Kani, Japan, specializes in the development and manufacturing of advanced ceramic products and components. The company focuses on innovative solutions for various industries, including automotive, electronics, and energy. With a strong emphasis on research and technology, Ngk Adrec is dedicated to enhancing performance and reliability through its cutting-edge materials and engineering expertise. The organization is committed to sustainability and aims to contribute to a greener future through its product offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#1 in Kani

#3,585 in Japan

#42,312 in the World

Kani, JP
Kani, Japan

Ngk Adrec Co., Ltd.

Forward Citations = 33

22 inventors:

goldMedal Osamu Yamakawa (8 out of 8 patents)

silverMedal Tsuneo Komiyama (6 out of 12 patents)

bronzeMedal Tetsuhiro Honjo (4 out of 4 patents)

4.  Akito Higuchi (3 out of 4 patents)

5.  Toshiharu Kinoshita (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ngk Adrec Co., Ltd.. Retrieved from https://idiyas.com/company/ngk-adrec-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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