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For the Inventor, By the Inventor

Tokyo, Japan

Ebara-Udylite Co., Ltd.

Calculating rank
USPTO Granted Patents = 9

% Expired Patents = 22.2

Trademarks = 1

Forward Citations = 39

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24 inventors (with patents filed for the assignee):

goldMedal Masaaki Kamitani (3 out of 5 patents)

silverMedal Mika Hamada (2 out of 3 patents)

bronzeMedal Makoto Kohtoku (2 out of 3 patents)

4.  Hidenori Tsuji (2 out of 4 patents)

5.  Ryoichi Kimizuka (2 out of 3 patents)

6.  Shinya Ochi (1 out of 1 patent)

7.  Ryuichi Nakagami (1 out of 2 patents)

8.  Hidemi Nawafune (1 out of 14 patents)

9.  Hideki Hagiwara (1 out of 2 patents)

10.  Masami Ishikawa (1 out of 1 patent)

11.  Yoshiaki Muramatsu (1 out of 1 patent)

12.  Yoshihiko Yada (1 out of 1 patent)

13.  Kanae Tokio (1 out of 1 patent)

14.  Hideki Miyazaki (1 out of 1 patent)

15.  Kenneth D Snell (1 out of 3 patents)


9 patents:

1. 10021789 - Metal-laminated polyimide substrate, and method for production thereof (2018-07-10),
2. 8354014 - Palladium complex and catalyst-imparting treatment solution using the same (2013-01-15),
3. 6518182 - Via-filling process (2003-02-11),
4. 6458264 - Sn-Cu alloy plating bath (2002-10-01),
5. 5441619 - Electroplating apparatus (1995-08-15),
6. 5248406 - Electroplating bath solution for zinc alloy and electroplated product (1993-09-28),
7. 4699696 - Zinc-nickel alloy electrolyte and process (1987-10-13),
8. 4591416 - Chromate composition and process for treating zinc-nickel alloys (1986-05-27),
9. 4064022 - Method of recovering metals from sludges (1977-12-20),
Company Overview
Ebara-udylite Co., Ltd. is a leading manufacturer of electroplating equipment and chemicals. With over 50 years of experience, they provide high-quality solutions for various industries such as automotive, electronics, and aerospace. Their products include plating machines, rectifiers, and chemical baths, designed to meet the specific needs of customers worldwide.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

9 Patents

#2,022 in Tokyo

#4,706 in Japan

Tokyo, JP
Tokyo, Japan

Ebara-Udylite Co., Ltd.

Forward Citations = 39

24 inventors:

goldMedal Masaaki Kamitani (3 out of 5 patents)

silverMedal Mika Hamada (2 out of 3 patents)

bronzeMedal Makoto Kohtoku (2 out of 3 patents)

4.  Hidenori Tsuji (2 out of 4 patents)

5.  Ryoichi Kimizuka (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ebara-Udylite Co., Ltd.. Retrieved from https://idiyas.com/company/ebara-udylite-company

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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