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For the Inventor, By the Inventor

Tokyo, Japan

Mitsubishi Ube Cement Corporation


USPTO Granted Patents = 3

Trademarks = 3

Forward Citations = 1

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3 inventors (with patents filed for the assignee):

goldMedal Shigeya Hayashi (3 out of 7 patents)

silverMedal Nobuyuki Ooi (3 out of 7 patents)

bronzeMedal Yuusuke Hiraiwa (3 out of 7 patents)


3 patents:

1. 12331250 - Biomass solid fuel manufacturing device (2025-06-17),
2. 11939549 - Biomass solid fuel (2024-03-26),
3. 11667863 - Biomass solid fuel manufacturing method and biomass solid fuel manufacturing device (2023-06-06),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#3,269 in Tokyo

#8,771 in Japan

...
Tokyo, Japan

Mitsubishi Ube Cement Corporation

Forward Citations = 1

3 inventors:

goldMedal Shigeya Hayashi (3 out of 7 patents)

silverMedal Nobuyuki Ooi (3 out of 7 patents)

bronzeMedal Yuusuke Hiraiwa (3 out of 7 patents)

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