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For the Inventor, By the Inventor

Tokyo, Japan

Dianippon Ink and Chemicals, Inc.


USPTO Granted Patents = 2

Forward Citations = 15

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11 inventors (with patents filed for the assignee):

goldMedal Masahiro Yoshida (1 out of 71 patents)

silverMedal Kazuo Itoya (1 out of 13 patents)

bronzeMedal Takashi Ito (1 out of 67 patents)

4.  Yasuyuki Watanabe (1 out of 7 patents)

5.  Yasuhiko Kojima (1 out of 17 patents)

6.  Kenichi Hirabayashi (1 out of 4 patents)

7.  Hitoshi Takayanagi (1 out of 7 patents)

8.  Koji Oe (1 out of 7 patents)

9.  Shinji Shimizu (1 out of 5 patents)

10.  Nansei Tasiro (1 out of 2 patents)

11.  Minoru Nomura (1 out of 7 patents)


2 patents:

1. 6503685 - Heat sensitive composition, original plate using the same for lithographic printing plate, and process for preparing printing plate (2003-01-07),
2. 6203957 - Spherical toner particle (2001-03-20),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#4,058 in Tokyo

#10,964 in Japan

...
Tokyo, Japan

Dianippon Ink and Chemicals, Inc.

Forward Citations = 15

11 inventors:

goldMedal Masahiro Yoshida (1 out of 71 patents)

silverMedal Kazuo Itoya (1 out of 13 patents)

bronzeMedal Takashi Ito (1 out of 67 patents)

4.  Yasuyuki Watanabe (1 out of 7 patents)

5.  Yasuhiko Kojima (1 out of 17 patents)

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