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For the Inventor, By the Inventor

Kyoto, Japan

Nahls Corporation Co., Ltd.


USPTO Granted Patents = 3


Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Bunta Watanabe (3 out of 3 patents)

silverMedal Ryuzo Yoshioka (3 out of 15 patents)

bronzeMedal Hideaki Ishida (3 out of 3 patents)

4.  Jun Hiratake (1 out of 2 patents)


3 patents:

1. 12312371 - Optically-active 2-amino-phosphonoalkane acid, optically-active 2-amino-phosphonoalkane acid salt, and hydrates of these (2025-05-27),
2. 11220521 - Optically-active 2-amino-phosphonoalkane acid, optically-active 2-amino-phosphonoalkane acid salt, and hydrates of these (2022-01-11),
3. 10774098 - Nahlsgen optical resolution method (2020-09-15),
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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#243 in Kyoto 615-0031

#8,922 in Japan

Kyoto, JP
Kyoto, Japan

Nahls Corporation Co., Ltd.

Forward Citations = 0

4 inventors:

goldMedal Bunta Watanabe (3 out of 3 patents)

silverMedal Ryuzo Yoshioka (3 out of 15 patents)

bronzeMedal Hideaki Ishida (3 out of 3 patents)

4.  Jun Hiratake (1 out of 2 patents)

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