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Trademarks = 2

Forward Citations = 10

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18 inventors (with patents filed for the assignee):

Satoshi Arakawa (1 out of 13 patents)

Makoto Saito (1 out of 98 patents)

Kenichi Noda (1 out of 11 patents)

4. Satoshi Yawata (1 out of 1 patent)

5. Ai Shimomura (1 out of 1 patent)

6. Yukimasa Shimura (1 out of 14 patents)

7. Yuko Konno (1 out of 6 patents)

8. Shintarou Mori (1 out of 4 patents)

9. Emiko Kaneko (1 out of 1 patent)

10. Junichi Isoe (1 out of 1 patent)

11. Makoto Satoda (1 out of 1 patent)

12. Ryozo Goto (1 out of 1 patent)

13. Shinichi Akazawa (1 out of 1 patent)

14. Masao Mizuno (1 out of 1 patent)

15. Setsuko Kamada (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 10851141 - Mutant beetle luciferase, gene, recombinant vector, transformant, and method for preparing mutant beetle luciferase (2020-12-01),

2. D728399 - Water quality analyzer (2015-05-05),

3. 7659512 - Oil type discrimination method and oil type discriminator (2010-02-09),

4. 7416899 - Method and apparatus for measuring trace ingredients in water (2008-08-26),

5. 6734021 - Method and apparatus for measuring organic carbon content (2004-05-11),

DKK-TOA Corporation is a leading company in the field of environmental measurement and analysis equipment. With a focus on innovation and quality, they provide solutions for measuring air quality, water quality, and noise levels. Their products are trusted by professionals and industries around the world for accurate and reliable results.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#2,449 in Tokyo

#6,487 in Japan

Tokyo, Japan

Dkk-toa Corporation