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For the Inventor, By the Inventor

Hyogo, Japan

Sanyo Color Works, Ltd.

USPTO Granted Patents = 8

% Expired Patents = 25.0


Forward Citations = 14

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24 inventors (with patents filed for the assignee):

goldMedal Junichiro Sato (2 out of 2 patents)

silverMedal Kosuke Tange (1 out of 1 patent)

bronzeMedal Toshiaki Makino (1 out of 1 patent)

4.  Minoru Yoshida (1 out of 2 patents)

5.  Atsushi Ishikawa (1 out of 1 patent)

6.  Yoshiya Kobayashi (1 out of 1 patent)

7.  Kazuki Sase (1 out of 1 patent)

8.  Eiji Morimoto (1 out of 1 patent)

9.  Mitsuru Kano (1 out of 56 patents)

10.  Yoshimi Kamijo (1 out of 17 patents)

11.  Koichi Takahara (1 out of 1 patent)

12.  Kensuke Misono (1 out of 1 patent)

13.  Hidehiro Tamatome (1 out of 1 patent)

14.  Kunji Kitamura (1 out of 1 patent)

15.  Takeshi Nishikawa (1 out of 1 patent)


8 patents:

1. 12230416 - Method for manufacturing electrically-conductive paste (2025-02-18),
2. 11549018 - Pigment composition (2023-01-10),
3. 10570302 - Aqueous ink and aqueous dye dispersion for aqueous ink (2020-02-25),
4. 8993674 - Inkjet ink copolymer and inkjet ink pigment dispersion and inkjet ink using the same (2015-03-31),
5. 6960252 - Yellow pigment composition for image recording and process for producing the same (2005-11-01),
6. 6512643 - Photoselective absorbing filter and color display equipped with said filter (2003-01-28),
7. 4762569 - Easily dispersible pigment composition and dispersing method (1988-08-09),
8. 4607097 - Dichromatic coloring matter for a colored liquid crystal display element (1986-08-19),
Company Overview
Sanyo Color Works, Ltd. is a leading company in the coating and painting industry, specializing in various color solutions for a wide range of products. With a strong reputation for quality and innovation, they have been serving clients worldwide for over 60 years.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

8 Patents

#88 in Hyogo

#5,049 in Japan

Hyogo, JP
Hyogo, Japan

Sanyo Color Works, Ltd.

Forward Citations = 14

24 inventors:

goldMedal Junichiro Sato (2 out of 2 patents)

silverMedal Kosuke Tange (1 out of 1 patent)

bronzeMedal Toshiaki Makino (1 out of 1 patent)

4.  Minoru Yoshida (1 out of 2 patents)

5.  Atsushi Ishikawa (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sanyo Color Works, Ltd.. Retrieved from https://idiyas.com/company/sanyo-color-works

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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