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For the Inventor, By the Inventor

Tokyo, Japan

Rikkyo Educational Corporation


USPTO Granted Patents = 2


Forward Citations = 4

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7 inventors (with patents filed for the assignee):

goldMedal Yuji Mochizuki (1 out of 5 patents)

silverMedal Kaori Fukuzawa (1 out of 2 patents)

bronzeMedal Takayuki Tsukamoto (1 out of 94 patents)

4.  Masahiro Irie (1 out of 1 patent)

5.  Kiyoshi Ikeda (1 out of 1 patent)

6.  Tadamune Otsubo (1 out of 1 patent)

7.  Hiroaki Tokiwa (1 out of 2 patents)

8.  Kiyoshi Ikeda (0 patent)


2 patents:

1. 11550969 - Device, system, method and program for producing fragment model (2023-01-10),
2. 9738675 - Water-soluble photochromic compound (2017-08-22),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#4,360 in Tokyo

#11,121 in Japan

Tokyo, JP
Tokyo, Japan

Rikkyo Educational Corporation

Forward Citations = 4

7 inventors:

goldMedal Yuji Mochizuki (1 out of 5 patents)

silverMedal Kaori Fukuzawa (1 out of 2 patents)

bronzeMedal Takayuki Tsukamoto (1 out of 94 patents)

4.  Masahiro Irie (1 out of 1 patent)

5.  Kiyoshi Ikeda (1 out of 1 patent)

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