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For the Inventor, By the Inventor

Kyoto, Japan

I. Mer Co., Ltd.

USPTO Granted Patents = 16

% Expired Patents = 18.8


Forward Citations = 24

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5 inventors (with patents filed for the assignee):

goldMedal Masayuki Izume (14 out of 29 patents)

silverMedal Kenjiro Yamasaki (3 out of 4 patents)

bronzeMedal Yoshimi Aoyama (1 out of 1 patent)

4.  Mitomu Chishiki (1 out of 1 patent)

5.  Tadao Hashimoto (1 out of 1 patent)

6.  Izume Masayuki (0 patent)


16 patents:

1. 11292244 - Printer ductor roller and electromagnetic valve protection member built into ductor roller (2022-04-05),
2. 11292243 - Printing machine and ink fountain device thereof, and method for cleaning periphery of ink fountain (2022-04-05),
3. 11235567 - Ink fountain device (2022-02-01),
4. 11046067 - Printing machine provided with plate cylinder driving device (2021-06-29),
5. 10703091 - Printing machine having ductor roller, correction device, and printing machine correction method (2020-07-07),
6. 10549525 - Method of correcting printing misalignment in printing apparatus (2020-02-04),
7. 10507672 - Can inspection device (2019-12-17),
8. 10035370 - Printing plate unit (2018-07-31),
9. 10016968 - Dampening apparatus for printer and printer having the same (2018-07-10),
10. 9962978 - Can printing apparatus (2018-05-08),
11. 9862204 - Can printing apparatus and can inspection device (2018-01-09),
12. 9682545 - Printing apparatus (2017-06-20),
13. 9452601 - Printing plate unit, plate cylinder apparatus for printer, and printing plate unit automatic mounting apparatus (2016-09-27),
14. 9446581 - Ink supply device for printing machine (2016-09-20),
15. 9086137 - Plate cylinder drive unit in printer (2015-07-21),
Company Overview
I. Mer Co., Ltd., based in Kyoto, Japan, specializes in the development and manufacturing of advanced materials and components for various industries. The company focuses on innovative solutions in fields such as electronics, automotive, and healthcare, leveraging cutting-edge technology to enhance product performance and sustainability. With a commitment to research and development, I. Mer aims to address complex challenges and contribute to the advancement of technology in both domestic and international markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

I. Mer Co., Ltd. USPTO Patent Assignee Logo
16 Patents

#102 in Kyoto 615-0031

#3,343 in Japan

#37,868 in the World

Kyoto, JP
Kyoto, Japan

I. Mer Co., Ltd.

Forward Citations = 24

5 inventors:

goldMedal Masayuki Izume (14 out of 29 patents)

silverMedal Kenjiro Yamasaki (3 out of 4 patents)

bronzeMedal Yoshimi Aoyama (1 out of 1 patent)

4.  Mitomu Chishiki (1 out of 1 patent)

5.  Tadao Hashimoto (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: I. Mer Co., Ltd.. Retrieved from https://idiyas.com/company/i-mer-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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