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For the Inventor, By the Inventor

Matsudo, Japan

Kabushiki Kaisha Nikkyo Seisakusho


USPTO Granted Patents = 3

Forward Citations = 114

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2 inventors (with patents filed for the assignee):

goldMedal Tsurayuki Sugiyama (3 out of 3 patents)

silverMedal Takashi Kobayashi (3 out of 97 patents)


3 patents:

1. 5392266 - Automatic disc exchange apparatus (1995-02-21),
2. 5353269 - Disk storage apparatus (1994-10-04),
3. 5033038 - Automatic disk exchange device (1991-07-16),
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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#3 in Matsudo

#8,771 in Japan

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Matsudo, Japan

Kabushiki Kaisha Nikkyo Seisakusho

Forward Citations = 114

2 inventors:

goldMedal Tsurayuki Sugiyama (3 out of 3 patents)

silverMedal Takashi Kobayashi (3 out of 97 patents)

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