Yokohama, Japan

Spchange, Llc.


USPTO Granted Patents = 2


Forward Citations = 0

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6 inventors (with patents filed for the assignee):

goldMedal Takatsugu Kamata (2 out of 4 patents)

silverMedal Ryoma Yoshioka (1 out of 18 patents)

bronzeMedal Takafumi Suzuki (1 out of 45 patents)

4 Kaoru Imajo (1 out of 8 patents)

5 Masayuki Hirata (1 out of 8 patents)

6 Seiji Kameda (1 out of 3 patents)

7 Hiroshi Ando (1 out of 30 patents)

8 Katsuyoshi Suzuki (1 out of 91 patents)

9 Masayuki Ueda (1 out of 1 patent)

10 Yusaku Hirai (1 out of 1 patent)

11 Masayuki Ueda (0 patent)

12 Yusaku Hirai (0 patent)

13 Seiji Kameda (0 patent)

14 Takatsugu Kamata (0 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#135 in Yokohama

#10,975 in Japan

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Yokohama, Japan
Forward Citations = 0

6 inventors:

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