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The Japan Iron and Steel Federation

USPTO Granted Patents = 8

Forward Citations = 36

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27 inventors (with patents filed for the assignee):

Kenji Kato (2 out of 55 patents)

Masaki Sasaki (2 out of 2 patents)

Makoto Matsuura (2 out of 2 patents)

4. Yasuhiro Sawada (2 out of 5 patents)

5. Shinji Aoki (1 out of 118 patents)

6. Yoshiaki Itoh (1 out of 2 patents)

7. Jiro Kiyama (1 out of 36 patents)

8. Makoto Uchida (1 out of 49 patents)

9. Takashi Arima (1 out of 2 patents)

10. Masahiko Yokomizo (1 out of 3 patents)

11. Yukihiro Kubota (1 out of 1 patent)

12. Hiroki Nakai (1 out of 1 patent)

13. Shuhei Yoshida (1 out of 3 patents)

14. Hiroyuki Koyama (1 out of 1 patent)

15. Takafumi Saji (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 7645362 - Method for pretreating and improving coking coal quality for blast furnace coke (2010-01-12),

2. 6797122 - Coke oven and method of operating the same (2004-09-28),

3. 6033528 - Process for making blast furnace coke (2000-03-07),

4. 5799275 - Speech recognizing device and method assuming a current frame is an end (1998-08-25),

5. 5735917 - Method of promoting carbonization in the door region of a coke oven and (1998-04-07),

6. 5720116 - Apparatus for drying and heating coal to be charged to coke oven (1998-02-24),

7. 4596642 - Process and apparatus for treating effluent gas by irradiation with (1986-06-24),

8. 4324759 - Apparatus for treating waste gas by irradiation with electron beams (1982-04-13),

The Japan Iron and Steel Federation (JISF) is a key industry organization representing the iron and steel industry in Japan. With a long history dating back to 1948, JISF plays a crucial role in promoting the interests of its member companies and supporting the sustainable growth of the industry. By fostering collaboration and innovation, JISF aims to maintain the competitiveness of the Japanese iron and steel sector on a global scale.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

8 Patents

#1,908 in Tokyo

#4,920 in Japan

The Japan Iron and Steel Federation

Forward Citations = 36

27 inventors:

Kenji Kato (2 out of 55 patents)

Masaki Sasaki (2 out of 2 patents)

Makoto Matsuura (2 out of 2 patents)

4. Yasuhiro Sawada (2 out of 5 patents)

5. Shinji Aoki (1 out of 118 patents)

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