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Churyo Engineering Kabushiki Kaisha

USPTO Granted Patents = 13

Forward Citations = 282

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31 inventors (with patents filed for the assignee):

Atsushi Ueda (5 out of 12 patents)

Hidetoshi Ishihara (4 out of 25 patents)

Yasuhiro Tsubaki (3 out of 12 patents)

4. Kazuo Kitajima (3 out of 5 patents)

5. Shoichi Hayashi (3 out of 8 patents)

6. Kenichi Yagami (3 out of 3 patents)

7. Shuji Yamada (3 out of 3 patents)

8. Naoyoshi Katou (3 out of 4 patents)

9. Masateru Takahara (3 out of 4 patents)

10. Seiki Tamiya (3 out of 4 patents)

11. Hirofumi Itoh (2 out of 4 patents)

12. Kunio Kojima (2 out of 5 patents)

13. Kazuyuki Kobayashi (1 out of 40 patents)

14. Takashi Tanaka (1 out of 7 patents)

15. Yasushi Ito (1 out of 2 patents)

13 patents: Sort by Forward Citations

1. 5369600 - Apparatus for measuring gas density and sugar content of a beverage (1994-11-29),

2. 5341620 - Can feeding apparatus for a can seamer (1994-08-30),

3. 5320469 - Can seamer (1994-06-14),

4. 5299899 - Can seamer (1994-04-05),

5. 5265707 - Interrupting device in a friction type one-way clutch (1993-11-30),

6. 5263897 - Fluid suction nozzle and fluid-treating apparatus (1993-11-23),

7. 5212969 - Drum type washing apparatus and method of processing the wash using said (1993-05-25),

8. 5161585 - Liquid filling apparatus having a biased gas pipe mounted for a small (1992-11-10),

9. 5107606 - Drum type washing apparatus and method of processing the wash using said (1992-04-28),

10. 5050259 - Drum type washing apparatus and method of processing the wash using said (1991-09-24),

11. 5025764 - Lubricant oil amount detector of a vertical shaft type engine (1991-06-25),

12. 4979868 - Method of gripping corner of strip of cloth (1990-12-25),

13. 4774505 - Method and apparatus for recognizing a gripped condition of linens (1988-09-27),

Churyo Engineering Kabushiki Kaisha is a leading engineering company in Japan, specializing in construction, design, and project management services for a wide range of industries. With a focus on quality, innovation, and sustainability, we are dedicated to delivering exceptional solutions to our clients.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#1,455 in Tokyo

#3,655 in Japan

#43,615 in the World

Churyo Engineering Kabushiki Kaisha

Forward Citations = 282

31 inventors:

Atsushi Ueda (5 out of 12 patents)

Hidetoshi Ishihara (4 out of 25 patents)

Yasuhiro Tsubaki (3 out of 12 patents)

4. Kazuo Kitajima (3 out of 5 patents)

5. Shoichi Hayashi (3 out of 8 patents)

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