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Hozan Tool Industrial Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 6

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6 inventors (with patents filed for the assignee):

Tomomi Hara (1 out of 5 patents)

Hiroshi Udagawa (1 out of 3 patents)

Rikio Kurakane (1 out of 1 patent)

4. Saburo Shimokawa (1 out of 2 patents)

5. Masahiro Okuno (1 out of 1 patent)

6. Ryuhei Okuno (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 10527408 - Misalignment detecting device for spoked wheel (2020-01-07),

2. 5796072 - Electric soldering iron with metal pipe in grip to dissipate heat (1998-08-18),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1,025 in Osaka

#10,964 in Japan

Hozan Tool Industrial Co., Ltd.

Forward Citations = 6

6 inventors:

Tomomi Hara (1 out of 5 patents)

Hiroshi Udagawa (1 out of 3 patents)

Rikio Kurakane (1 out of 1 patent)

4. Saburo Shimokawa (1 out of 2 patents)

5. Masahiro Okuno (1 out of 1 patent)

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