Trademarks = 1

Forward Citations = 12

Loading Chart...

13 inventors (with patents filed for the assignee):

Masaru Haraguchi (3 out of 29 patents)

Takashi Kubo (3 out of 140 patents)

Hironori Iga (3 out of 12 patents)

4. Takeshi Hamamoto (3 out of 107 patents)

5. Yasuhiko Tsukikawa (2 out of 41 patents)

6. Kenichi Yasuda (2 out of 32 patents)

7. Bunsho Kuramori (1 out of 13 patents)

8. Akihiro Hirota (1 out of 13 patents)

9. Masahiro Ishihara (1 out of 1 patent)

10. Mitsuru Yoneyama (1 out of 1 patent)

11. Jun Setogawa (1 out of 13 patents)

12. Mineo Noguchi (1 out of 7 patents)

13. Hiroshi Watanabe (1 out of 16 patents)

4 patents: Sort by Forward Citations

1. 11200945 - Semiconductor memory device (2021-12-14),

2. 10991418 - Semiconductor memory device comprising an interface conforming to JEDEC standard and control device therefor (2021-04-27),

3. 10818337 - Semiconductor memory device for preventing occurrence of row hammer issue (2020-10-27),

4. 10581841 - Authenticated network (2020-03-03),

Company Overview

Zentel Japan Corporation is a leading provider of cutting-edge technological solutions in the field of information technology. With a strong focus on innovation and customer satisfaction, Zentel Japan Corporation offers a wide range of services to meet the diverse needs of its clients. From software development to data analytics, Zentel Japan Corporation is dedicated to helping businesses thrive in the digital age.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#3,058 in Tokyo

#7,588 in Japan

Tokyo, Japan

Zentel Japan Corporation

Forward Citations = 12

13 inventors:

Masaru Haraguchi (3 out of 29 patents)

Takashi Kubo (3 out of 140 patents)

Hironori Iga (3 out of 12 patents)

4. Takeshi Hamamoto (3 out of 107 patents)

5. Yasuhiko Tsukikawa (2 out of 41 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zentel Japan Corporation. Retrieved from https://idiyas.com/company/zentel-japan

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]