EPO Patents = 1

Forward Citations = 23

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10 inventors (with patents filed for the assignee):

Junzo Fukuta (2 out of 13 patents)

Masaya Hashimoto (2 out of 2 patents)

Toshihiko Kubo (1 out of 8 patents)

4. Katsuya Kawakami (1 out of 2 patents)

5. Toshio Nozaki (1 out of 3 patents)

6. Seigo Oiwa (1 out of 2 patents)

7. Yoshiaki Yamade (1 out of 3 patents)

8. Nozomi Tanifuji (1 out of 3 patents)

9. Hidenori Kataura (1 out of 1 patent)

10. Koji Shibata (1 out of 2 patents)

11. Masanori Nagahiro (1 patent)

12. Jyunji Oogami (1 patent)

13. Hiroyuki Komatsu (0 patent)

3 patents: Sort by Forward Citations

1. 5868884 - Method for producing ceramic dielectrics (1999-02-09),

2. 5847326 - Low-temperature fired ceramic circuit substrate with improved Ag-Au (1998-12-08),

3. 5814366 - Method of manufacturing multilayered ceramic substrate (1998-09-29),

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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#4 in Mine

#8,929 in Japan

Mine, Japan

Sumitomo Metal Electronics Devices Inc.

Forward Citations = 23

10 inventors:

Junzo Fukuta (2 out of 13 patents)

Masaya Hashimoto (2 out of 2 patents)

Toshihiko Kubo (1 out of 8 patents)

4. Katsuya Kawakami (1 out of 2 patents)

5. Toshio Nozaki (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sumitomo Metal Electronics Devices Inc.. Retrieved from https://idiyas.com/company/sumitomo-metal-electronics-devices

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]

1 patent (EPO):

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]