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For the Inventor, By the Inventor

Agano-Shi, Niigata, Japan

Kyoei Engineering Co., Ltd.


USPTO Granted Patents = 2


Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal Yoshitaka Murayama (2 out of 5 patents)

silverMedal Akira Gotoh (2 out of 3 patents)

bronzeMedal Yasushi Honda (1 out of 3 patents)


2 patents:

1. 9648435 - Sound-source separation method, apparatus, and program (2017-05-09),
2. 9445195 - Directivity control method and device (2016-09-13),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1 in Agano-Shi, Niigata

#10,974 in Japan

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Agano-Shi, Niigata, Japan

Kyoei Engineering Co., Ltd.

Forward Citations = 0

3 inventors:

goldMedal Yoshitaka Murayama (2 out of 5 patents)

silverMedal Akira Gotoh (2 out of 3 patents)

bronzeMedal Yasushi Honda (1 out of 3 patents)

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