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Fukuoka-shi, Japan

Kyushu Electric Power Co., Inc.

USPTO Granted Patents = 32

EPO Patents = 11

Forward Citations = 130

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117 inventors (with patents filed for the assignee):

Takehiko Nishida (7 out of 14 patents)

Kazuyuki Adachi (7 out of 7 patents)

Kouji Kurayama (6 out of 6 patents)

4. Shinji Murakami (6 out of 6 patents)

5. Katsuo Hashizaki (6 out of 7 patents)

6. Tetsuro Shigemizu (4 out of 16 patents)

7. Yoshihiro Wada (4 out of 6 patents)

8. Yoshinori Koyama (3 out of 38 patents)

9. Tatsuro Harada (3 out of 4 patents)

10. Seiichiro Matsuda (3 out of 3 patents)

11. Isao Mochida (3 out of 21 patents)

12. Jun-ichiro Hayashi (3 out of 3 patents)

13. Yohsuke Matsushita (3 out of 3 patents)

14. Tsuyoshi Yamamoto (3 out of 3 patents)

15. Shoji Tanaka (3 out of 79 patents)

32 patents: Sort by Forward Citations

1. 11468184 - Data protection system, data protection method, and recording medium (2022-10-11),

2. 10138762 - Power generation system (2018-11-27),

3. 9963639 - Fixed carbon production device (2018-05-08),

4. 9406910 - Organic electroluminescent element and manufacturing method thereof, and phosphorus-containing organic compound and manufacturing method thereof (2016-08-02),

5. 9334458 - Complex system for utilizing coal in manufacture of char and raw material gas and electric power generation (2016-05-10),

6. 9318902 - Power supply device (2016-04-19),

7. 9239164 - Slag monitoring device for coal gasifier and coal gasifier (2016-01-19),

8. 8997665 - Slag-melting burner apparatus (2015-04-07),

9. 8994334 - Battery state-of-charge calculation device (2015-03-31),

10. 8963501 - Voltage equalization device, method, program, and power storage system (2015-02-24),

11. 8917060 - Secondary cell control system (2014-12-23),

12. 8742617 - Battery apparatus (2014-06-03),

13. 8729861 - Power storage system (2014-05-20),

14. 8653792 - Power storage system including a plurality of battery modules and on/off devices or voltage converters (2014-02-18),

15. 8637784 - Method for improving residual stress in tubular body (2014-01-28),

Kyushu Electric Power Co., Inc. is a leading electric utility company based in Fukuoka, Japan. With over a century of expertise in the energy sector, Kyushu Electric Power serves approximately 9 million customers, providing reliable electricity to homes, businesses, and industries across the Kyushu region. Committed to renewable energy, Kyushu Electric Power actively promotes the use of clean energy sources and strives for a sustainable future. Through constant innovation and investment in cutting-edge technologies, the company aims to contribute to a low-carbon society and meet the growing energy needs of its customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

32 Patents

#1 in Fukuoka-shi

#2,184 in Japan

#20,074 in the World

Fukuoka-shi, Japan

Kyushu Electric Power Co., Inc.

Forward Citations = 130

117 inventors:

Takehiko Nishida (7 out of 14 patents)

Kazuyuki Adachi (7 out of 7 patents)

Kouji Kurayama (6 out of 6 patents)

4. Shinji Murakami (6 out of 6 patents)

5. Katsuo Hashizaki (6 out of 7 patents)

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