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For the Inventor, By the Inventor

Tokyo-to, Japan

Kabushiki Kaisha Hoseki Planning


USPTO Granted Patents = 3

Forward Citations = 32

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3 inventors (with patents filed for the assignee):

goldMedal Isao Toshima (3 out of 4 patents)

silverMedal Misao Kishi (1 out of 1 patent)

bronzeMedal Shinji Murata (1 out of 1 patent)


3 patents:

1. 6106153 - Tape-sealed bag and method for producing the same (2000-08-22),
2. 5928553 - Sealed bag for microwave heating (1999-07-27),
3. 5927552 - Device for discharging contents from bag (1999-07-27),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#20 in Tokyo-to

#8,766 in Japan

...
Tokyo-to, Japan

Kabushiki Kaisha Hoseki Planning

Forward Citations = 32

3 inventors:

goldMedal Isao Toshima (3 out of 4 patents)

silverMedal Misao Kishi (1 out of 1 patent)

bronzeMedal Shinji Murata (1 out of 1 patent)

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