logo

For the Inventor, By the Inventor

Tokyo, Japan

Dia-Nitrix Co., Ltd.


USPTO Granted Patents = 14

% Expired Patents = 28.6


Forward Citations = 37

Loading Chart...
Loading Chart...

21 inventors (with patents filed for the assignee):

goldMedal Motoo Yanagita (6 out of 9 patents)

silverMedal Kenichi Miyaki (5 out of 15 patents)

bronzeMedal Hirokazu Watanabe (4 out of 10 patents)

4.  Kozo Murao (3 out of 7 patents)

5.  Takashi Karasuda (2 out of 7 patents)

6.  Katsuo Ishii (2 out of 6 patents)

7.  Hiroyasu Banba (1 out of 7 patents)

8.  Shigeru Tanabe (1 out of 1 patent)

9.  Koji Shimizu (1 out of 1 patent)

10.  Shigeru Saitou (1 out of 1 patent)

11.  Takayoshi Miyake (1 out of 1 patent)

12.  Seigo Watanabe (1 out of 1 patent)

13.  Koichi Mizutani (1 out of 3 patents)

14.  Jinko Izumi (1 out of 1 patent)

15.  Tohru Endoh (1 out of 4 patents)


14 patents:

1. 9040450 - Process for producing composite oxide catalyst (2015-05-26),
2. 8614173 - Water treatment method (2013-12-24),
3. 8445586 - Process for producing N-vinylamide polymer (2013-05-21),
4. 8212067 - Method for recovering (meth)acrylonitrile (2012-07-03),
5. 8034737 - Catalyst for producing acrylonitrile and process for producing acrylonitrile (2011-10-11),
6. 8034736 - Catalyst for synthesizing acrylonitrile and process for producing acrylonitrile (2011-10-11),
7. 7902112 - Fluidized bed catalyst for producing acrylonitrile and process for producing acrylonitrile (2011-03-08),
8. 7820416 - Process for producing amide compound and acrylamide polymer (2010-10-26),
9. 7807600 - Catalyst for acrylonitrile synthesis (2010-10-05),
10. 7749739 - Process for producing amide compound using microbial catalyst (2010-07-06),
11. 7411086 - Process for the production of n-alkylaminoalkyl (meth)acrylates (2008-08-12),
12. 7365041 - Method for producing ammoxidation catalyst (2008-04-29),
13. 7205133 - Process for producing acrylamide using a microbial catalyst having been washed with aqueous acrylic acid solution (2007-04-17),
14. 7129217 - Aqueous acrylamide solution containing saccharide (2006-10-31),
Company Overview
Dia-Nitrix Co., Ltd. is a Tokyo-based company specializing in the development and manufacturing of advanced materials and chemical products. The organization focuses on innovative solutions for various industries, including electronics, automotive, and healthcare. With a commitment to research and technology, Dia-Nitrix aims to enhance product performance and sustainability through its expertise in material science and chemical engineering. The company's strategic location in Japan positions it well within a dynamic market for high-tech applications.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

14 Patents

#1,596 in Tokyo

#3,577 in Japan

#42,199 in the World

Tokyo, JP
Tokyo, Japan

Dia-Nitrix Co., Ltd.

Forward Citations = 37

21 inventors:

goldMedal Motoo Yanagita (6 out of 9 patents)

silverMedal Kenichi Miyaki (5 out of 15 patents)

bronzeMedal Hirokazu Watanabe (4 out of 10 patents)

4.  Kozo Murao (3 out of 7 patents)

5.  Takashi Karasuda (2 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dia-Nitrix Co., Ltd.. Retrieved from https://idiyas.com/company/dia-nitrix-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]
Loading…