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Canon Electron Tubes & Devices Co., Ltd.

USPTO Granted Patents = 30

EPO Patents = 16

Trademarks = 4

Forward Citations = 9

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57 inventors (with patents filed for the assignee):

Hiroshi Horiuchi (4 out of 20 patents)

Toshimi Watanabe (3 out of 3 patents)

Hiroshi Aida (3 out of 18 patents)

4. Junki Sone (3 out of 3 patents)

5. Atsuya Yoshida (2 out of 15 patents)

6. Naoki Takahashi (2 out of 4 patents)

7. Hiroyuki Kumadaki (2 out of 2 patents)

8. Hidero Anno (2 out of 39 patents)

9. Tetsuya Yonezawa (2 out of 8 patents)

10. Hiroshi Onihashi (2 out of 8 patents)

11. Katsunori Shimizu (2 out of 2 patents)

12. Takayuki Ito (1 out of 1 patent)

13. Tomonari Ishihara (1 out of 13 patents)

14. Takashi Shimono (1 out of 8 patents)

15. Toyohisa Kongouji (1 out of 1 patent)

30 patents: Sort by Forward Citations

1. 12484135 - X-ray tube (2025-11-25),

2. 12442943 - Radiation detector (2025-10-14),

3. 12431317 - Sliding bearing unit and rotary anode type X-RAY tube (2025-09-30),

4. 12431316 - Klystron device (2025-09-30),

5. 12207955 - Radiation detector (2025-01-28),

6. 12191108 - X-ray tube (2025-01-07),

7. 12169261 - Radiation detection module, radiation detector, and method for manufacturing radiation detection module (2024-12-17),

8. 12125660 - X-ray tube and method of manufacturing X-ray tube (2024-10-22),

9. 12100573 - X-ray tube device (2024-09-24),

10. 12020891 - Klystron (2024-06-25),

11. 11822027 - Neutron position detector (2023-11-21),

12. 11733400 - Radiation detector (2023-08-22),

13. 11513240 - Radiation detection module, radiation detector, and method for manufacturing radiation detection module (2022-11-29),

14. 11415712 - Radiation detector, method and apparatus of manufacturing the same, scintillator panel and method and apparatus of manufacturing the same (2022-08-16),

15. 11217420 - X-ray tube (2022-01-04),

Canon Electron Tubes & Devices Co., Ltd. specializes in the manufacturing of electron tubes, devices, and related products. With a focus on high-quality and innovative solutions, the company serves various industries such as medical, aerospace, and industrial. Canon Electron Tubes & Devices Co., Ltd. is committed to delivering advanced products that meet the evolving needs of its customers worldwide.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

30 Patents

#2 in Otawara

#2,253 in Japan

#21,180 in the World

Canon Electron Tubes & Devices Co., Ltd.

Forward Citations = 9

57 inventors:

Hiroshi Horiuchi (4 out of 20 patents)

Toshimi Watanabe (3 out of 3 patents)

Hiroshi Aida (3 out of 18 patents)

4. Junki Sone (3 out of 3 patents)

5. Atsuya Yoshida (2 out of 15 patents)

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