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For the Inventor, By the Inventor

Tokyo, Japan

Mitsui Chemicals & Skc Polyurethanes Inc.


USPTO Granted Patents = 3


Trademarks = 2

Forward Citations = 1

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16 inventors (with patents filed for the assignee):

goldMedal Atsushi Miyata (3 out of 4 patents)

silverMedal Shinsuke Matsumoto (3 out of 7 patents)

bronzeMedal Toru Hiraide (2 out of 2 patents)

4.  Tamotsu Kunihiro (2 out of 8 patents)

5.  Yusuke Maruoka (1 out of 1 patent)

6.  Kanae Morishita (1 out of 1 patent)

7.  Koichi Sano (1 out of 3 patents)

8.  Kazuhiko Okubo (1 out of 3 patents)

9.  Mikio Matsufuji (1 out of 4 patents)

10.  Tomoki Tsutsui (1 out of 6 patents)

11.  Tsukuru Izukawa (1 out of 17 patents)

12.  Kazuto Usaka (5 patents)

13.  Changha Park (0 patent)

14.  Sungho Lee (0 patent)

15.  Joonseok Kang (0 patent)


3 patents:

1. 10494469 - Composition for polyurethane foam, preparation for polyurethane foam, polymer polyol preparation for polyurethane foam, production processes therefor, and polyurethane foam (2019-12-03),
2. 9873757 - Polyester polyol, composition for polyurethane, composition for polyurethane foam, polyurethane resin, and polyurethane foam (2018-01-23),
3. 9382372 - Polyol, polyol composition, and flexible polyurethane foam using the same (2016-07-05),
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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#3,271 in Tokyo

#8,779 in Japan

...
Tokyo, Japan

Mitsui Chemicals & Skc Polyurethanes Inc.

Forward Citations = 1

16 inventors:

goldMedal Atsushi Miyata (3 out of 4 patents)

silverMedal Shinsuke Matsumoto (3 out of 7 patents)

bronzeMedal Toru Hiraide (2 out of 2 patents)

4.  Tamotsu Kunihiro (2 out of 8 patents)

5.  Yusuke Maruoka (1 out of 1 patent)

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