For the Inventor, By the Inventor

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Mayekawa Mfg., Ltd.

USPTO Granted Patents = 6

EPO Patents = 4

Forward Citations = 2

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29 inventors (with patents filed for the assignee):

Masashi Kato (2 out of 3 patents)

Hiroki Ito (2 out of 58 patents)

Masaru Tokumoto (2 out of 7 patents)

4. Masaaki Hanazaki (2 out of 2 patents)

5. Toshikazu Sugiyama (2 out of 2 patents)

6. Jun Miura (2 out of 2 patents)

7. Takayuki Kishi (1 out of 9 patents)

8. Shinji Hane (1 out of 9 patents)

9. Hiroaki Muranami (1 out of 7 patents)

10. Kenichiro Kimura (1 out of 2 patents)

11. Tomoki Yamashita (1 out of 2 patents)

12. Toshio Nishio (1 out of 3 patents)

13. Hikaru Imamura (1 out of 1 patent)

14. Junta Hirayama (1 out of 1 patent)

15. Motomasa Tanaka (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 12721355 - Meat-attached matter removal device and meat-attached matter removal method (2026-09-01),

2. 12604912 - Cooling drum for freezing granules and rotary freezing device (2026-04-21),

3. 12586337 - Target detection device, machine learning implementation device, target detection program, and machine learning implementation program (2026-03-24),

4. 12584671 - Rotary freezing device for freezing granules (2026-03-24),

5. 12564966 - Tool checking device, storage device storing tool checking program, and tool checking method for robot arm (2026-03-03),

6. 6328546 - Screw compressor with adjustable full-load capacity (2001-12-11),

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USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#2,468 in Tokyo

#5,988 in Japan

Mayekawa Mfg., Ltd.

Forward Citations = 2

29 inventors:

Masashi Kato (2 out of 3 patents)

Hiroki Ito (2 out of 58 patents)

Masaru Tokumoto (2 out of 7 patents)

4. Masaaki Hanazaki (2 out of 2 patents)

5. Toshikazu Sugiyama (2 out of 2 patents)

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