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Nippon Furnace Kogyo Kabushiki Kaisha

USPTO Granted Patents = 13

EPO Patents = 1

Forward Citations = 112

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23 inventors (with patents filed for the assignee):

Mamoru Matsuo (10 out of 16 patents)

Ryoichi Tanaka (9 out of 23 patents)

Hitoshi Yahara (3 out of 5 patents)

4. Yosuke Kataoka (3 out of 3 patents)

5. Tsutomu Yasuda (2 out of 4 patents)

6. Makoto Miyata (2 out of 3 patents)

7. Toshiaki Hasegawa (1 out of 44 patents)

8. Jun Sudo (1 out of 6 patents)

9. Kazuhisa Mitani (1 out of 11 patents)

10. By Hiroko Tanaka (1 out of 1 patent)

11. Ryoichi Tanaka, Deceased (1 out of 1 patent)

12. Kanako Maehara (1 out of 1 patent)

13. By Rie Oshima (1 out of 1 patent)

14. By Shinichi Tanaka (1 out of 1 patent)

15. Masao Kawamoto (1 out of 7 patents)

13 patents: Sort by Forward Citations

1. 6234789 - Inter-switching heat accumulating regenerative burner system (2001-05-22),

2. 6109914 - Gas flow furnace (2000-08-29),

3. 6066301 - Deodorizing system (2000-05-23),

4. 5997292 - High-temperature gas generator (1999-12-07),

5. 5951281 - Gas flow circulation type tubular heating equipment (1999-09-14),

6. 5890457 - Boiler (1999-04-06),

7. 5848885 - Regenerative burner and regenerative heat exchange system applicable (1998-12-15),

8. 5791299 - Small once-through boiler (1998-08-11),

9. 5687764 - Four-port valve (1997-11-18),

10. 5626104 - Boiler with increased flame temperature and output (1997-05-06),

11. 5522348 - Boiler (1996-06-04),

12. 5515909 - Flow switching apparatus, regenerative alternate combustion burner (1996-05-14),

13. 5410988 - Tubular furnace and method of controlling combustion thereof (1995-05-02),

Nippon Furnace Kogyo Kabushiki Kaisha is a leading manufacturer of industrial furnaces based in Japan. With over 60 years of experience, they specialize in designing and manufacturing a wide range of high-quality furnaces for various industries including automotive, aerospace, and electronics. Their innovative solutions and commitment to quality have made them a trusted partner for companies worldwide.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

13 Patents

#1 in Kanagwa

#3,660 in Japan

#43,713 in the World

Nippon Furnace Kogyo Kabushiki Kaisha

Forward Citations = 112

23 inventors:

Mamoru Matsuo (10 out of 16 patents)

Ryoichi Tanaka (9 out of 23 patents)

Hitoshi Yahara (3 out of 5 patents)

4. Yosuke Kataoka (3 out of 3 patents)

5. Tsutomu Yasuda (2 out of 4 patents)

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