For the Inventor, By the Inventor

Enter assignee name

Nippon Sanso Corporation

USPTO Granted Patents = 182

CIPO Patents = 2

Forward Citations = 4,799

Loading Chart...

Loading Chart...

209 inventors (with patents filed for the assignee):

Toru Goto (20 out of 21 patents)

Masashi Yamada (19 out of 81 patents)

Seiichi Ito (14 out of 28 patents)

4. Yoshio Ishihara (14 out of 24 patents)

5. Yasuhiko Komiya (13 out of 18 patents)

6. Yasuhiro Kowa (13 out of 14 patents)

7. Tetsuya Kimijima (12 out of 14 patents)

8. Atsuhiko Tanaka (12 out of 12 patents)

9. Kunio Hatsumoto (12 out of 14 patents)

10. Rikiya Kato (11 out of 11 patents)

11. Takafumi Fujii (10 out of 37 patents)

12. Akira Nishina (9 out of 9 patents)

13. Shigeru Hayashida (8 out of 17 patents)

14. Masato Kawai (8 out of 27 patents)

15. Koh Matsumoto (8 out of 8 patents)

Core Competencies:

Gas Supply Apparatus

Exhaust Gas Treatment

Fluid Concentration Measurement

Isotope Enrichment

Air Purification

Gas Analysis

Cryogenic Air Separation

Trace Impurity Analysis

Laser Spectroscopy

Gas Purification

Insulated Containers

Porous Carbonaceous Material

182 patents: Sort by Forward Citations

1. 6966346 - Gas supply apparatus and gas supply method (2005-11-22),

2. 6869579 - Process for treating exhaust gas (2005-03-22),

3. 6857324 - Method and apparatus for measuring concentrations of components of fluid (2005-02-22),

4. 6835287 - Apparatus, method for enrichment of the heavy isotope oxygen and production method for heavy oxygen water (2004-12-28),

5. 6824588 - Apparatus and method for purifying air used in cryogenic air separation (2004-11-30),

6. 6823743 - Method and apparatus for measuring concentrations of components of fluid (2004-11-30),

7. 6800855 - Spectroscopic method for analyzing isotopes by using a semiconductor laser (2004-10-05),

8. 6789583 - Gas supply apparatus and gas supply method (2004-09-14),

9. 6767386 - Method and apparatus for producing nitrogen (2004-07-27),

10. 6752851 - Gas separating and purifying method and its apparatus (2004-06-22),

11. 6717666 - Method and apparatus for measuring nitrogen in a gas (2004-04-06),

12. 6702137 - Plug structure for liquid container (2004-03-09),

13. 6653144 - Method and an apparatus for analyzing trace impurities in gases (2003-11-25),

14. 6648168 - Insulated container (2003-11-18),

15. 6636316 - Spectroscopic method for analyzing a gas by using laser beam (2003-10-21),

Nippon Sanso Corporation is a global manufacturer and supplier of industrial gases, chemicals, and related equipment. With a history dating back to 1910, the company has pioneered technologies and solutions that contribute to various industries such as manufacturing, healthcare, electronics, and energy. Nippon Sanso focuses on providing a wide range of products including nitrogen, oxygen, argon, hydrogen, and helium gases, as well as gas-related equipment and specialty chemicals. Their commitment to innovation, safety, and environmental sustainability has established them as a trusted partner in the global market.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

182 Patents

#336 in Tokyo

#734 in Japan

#4,453 in the World

Nippon Sanso Corporation

Forward Citations = 4,799

209 inventors:

Toru Goto (20 out of 21 patents)

Masashi Yamada (19 out of 81 patents)

Seiichi Ito (14 out of 28 patents)

4. Yoshio Ishihara (14 out of 24 patents)

5. Yasuhiko Komiya (13 out of 18 patents)

Please report any incorrect information to support@idiyas.com

Loading…