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Nippon Sanso Kabushiki Kaisha

USPTO Granted Patents = 24

Forward Citations = 644

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58 inventors (with patents filed for the assignee):

Seiichi Ito (5 out of 28 patents)

Shouji Toida (5 out of 7 patents)

Kenichi Miyaji (4 out of 5 patents)

4. Takashi Hirano (3 out of 81 patents)

5. Nobuaki Kobayashi (3 out of 22 patents)

6. Tadayoshi Iwasaki (3 out of 4 patents)

7. Kazunori Iwasaki (3 out of 4 patents)

8. Toshio Suwa (3 out of 3 patents)

9. Minoru Morita (3 out of 6 patents)

10. Shoji Toida (2 out of 10 patents)

11. Hidetake Okada (2 out of 4 patents)

12. Isao Watanabe (2 out of 2 patents)

13. Masatoshi Kishida (2 out of 2 patents)

14. Tamotsu Kawasaki (2 out of 2 patents)

15. Kenji Ishii (1 out of 253 patents)

24 patents: Sort by Forward Citations

1. 5335809 - Heat insulating container (1994-08-09),

2. 5312761 - Method for measuring trace quantity of oxygen in gas (1994-05-17),

3. 5149261 - Oxygen heater and oxygen lance using oxygen heater (1992-09-22),

4. 5144945 - Portable oxygen-enriching air inhaler (1992-09-08),

5. 5139676 - Bacteriostatic water and method for producing the same (1992-08-18),

6. 5031519 - Heat insulating cooking vessel (1991-07-16),

7. 4960218 - Plug body for a liquid container (1990-10-02),

8. 4938211 - Breathing apparatus (1990-07-03),

9. 4928605 - Oxygen heater, hot oxygen lance having an oxygen heater and pulverized (1990-05-29),

10. 4865624 - Method for steam reforming methanol and a system therefor (1989-09-12),

11. 4744315 - Process for burning pulverized coal (1988-05-17),

12. 4738194 - Apparatus for separating juice sacs of citrus fruits (1988-04-19),

13. 4709578 - Method and apparatus for determinating a vacuum degree within a flexible (1987-12-01),

14. 4675508 - Electrically heated vacuum bottle (1987-06-23),

15. 4669632 - Evacuated heat insulation unit (1987-06-02),

Nippon Sanso Kabushiki Kaisha, also known as Japan Sanso Corporation, is a Japanese multinational industrial gases company. Founded in 1910, they provide a wide range of products and services including oxygen, nitrogen, argon, hydrogen, and specialty gases to various industries such as electronics, healthcare, and manufacturing.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

24 Patents

#1,068 in Tokyo

#2,580 in Japan

#25,842 in the World

Nippon Sanso Kabushiki Kaisha

Forward Citations = 644

58 inventors:

Seiichi Ito (5 out of 28 patents)

Shouji Toida (5 out of 7 patents)

Kenichi Miyaji (4 out of 5 patents)

4. Takashi Hirano (3 out of 81 patents)

5. Nobuaki Kobayashi (3 out of 22 patents)

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