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Osakashi, Japan

Tanah Process, Ltd.

USPTO Granted Patents = 2

EPO Patents = 3

Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Masakazu Tanahashi (2 out of 47 patents)

Masato Fujiwara (1 out of 22 patents)

Rongfu Lu (1 out of 2 patents)

4. Junichi Watanabe (1 out of 3 patents)

5. Seiji Tanahashi (1 out of 1 patent)

6. Takanori Nakano (1 out of 15 patents)

7. Masakazu c/o Tanah Process Ltd Tanahashi (0 patent)

8. Seiji c/o Tanah Process Ltd Tanahashi (0 patent)

2 patents: Sort by Forward Citations

1. 10131555 - Method and apparatus for controlling concentration of free chlorine, and sterilization method and sterilization apparatus each utilizing said method and said apparatus (2018-11-20),

2. 8529737 - Portable device for regulating hardness of drinking water (2013-09-10),

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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#36 in Osakashi

#10,966 in Japan

Osakashi, Japan

Tanah Process, Ltd.

Forward Citations = 0

6 inventors:

Masakazu Tanahashi (2 out of 47 patents)

Masato Fujiwara (1 out of 22 patents)

Rongfu Lu (1 out of 2 patents)

4. Junichi Watanabe (1 out of 3 patents)

5. Seiji Tanahashi (1 out of 1 patent)

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