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For the Inventor, By the Inventor

Osaka, Japan

Tokiwa Kanpo Pharmaceutical Co., Ltd.


USPTO Granted Patents = 3

Forward Citations = 43

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3 inventors (with patents filed for the assignee):

goldMedal Junichi Iwamura (2 out of 6 patents)

silverMedal Koichiro Komai (1 out of 3 patents)

bronzeMedal Shoichi Harima (1 out of 1 patent)


3 patents:

1. 5078750 - Hair dyeing by iridoid glycosides and aglycons thereof (1992-01-07),
2. 4548831 - Acid and alkali insoluble food component from leguminous plants (1985-10-22),
3. 4428876 - Process for isolating saponins and flavonoids from leguminous plants (1984-01-31),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#835 in Osaka

#8,766 in Japan

...
Osaka, Japan

Tokiwa Kanpo Pharmaceutical Co., Ltd.

Forward Citations = 43

3 inventors:

goldMedal Junichi Iwamura (2 out of 6 patents)

silverMedal Koichiro Komai (1 out of 3 patents)

bronzeMedal Shoichi Harima (1 out of 1 patent)

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