For the Inventor, By the Inventor

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Hoxan Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 18

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5 inventors (with patents filed for the assignee):

Yasuo Kuraoka (2 out of 16 patents)

Astushi Kurosawa (1 out of 1 patent)

Tetsuo Shirai (1 out of 1 patent)

4. Katsuro Saito (1 out of 1 patent)

5. Yasuhiro Tsuchida (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4295339 - Cryostat system utilizing a liquefied gas (1981-10-20),

2. 4118984 - Liquid level indicator for an extremely low temperature-liquefied gas (1978-10-10),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#19 in Sapporo

#10,962 in Japan

Hoxan Co., Ltd.

Forward Citations = 18

5 inventors:

Yasuo Kuraoka (2 out of 16 patents)

Astushi Kurosawa (1 out of 1 patent)

Tetsuo Shirai (1 out of 1 patent)

4. Katsuro Saito (1 out of 1 patent)

5. Yasuhiro Tsuchida (1 out of 1 patent)

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