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Yamaguchi, Japan

Sumitomo Metal (Smi) Electronics Devices, Inc.

USPTO Granted Patents = 24

Forward Citations = 360

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40 inventors (with patents filed for the assignee):

Masashi Fukaya (6 out of 13 patents)

Junzo Fukuta (3 out of 13 patents)

Takeshi Kasai (3 out of 3 patents)

4. Yoshikazu Nakata (3 out of 3 patents)

5. Shigehisa Tomabechi (2 out of 2 patents)

6. Akihiro Hamano (2 out of 2 patents)

7. Yoshio Tsukiyama (2 out of 2 patents)

8. Masato Shiobara (2 out of 2 patents)

9. Yoshinobu Watanabe (2 out of 4 patents)

10. Chiaki Higuchi (2 out of 2 patents)

11. Hideaki Araki (2 out of 7 patents)

12. Toshihiro Nakai (2 out of 2 patents)

13. Tohru Nomura (1 out of 10 patents)

14. Akio Harada (1 out of 50 patents)

15. Ichirou Muraki (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 7632716 - Package for high frequency usages and its manufacturing method (2009-12-15),

2. 7023084 - Plastic packaging with high heat dissipation and method for the same (2006-04-04),

3. 6861747 - Radiation type BGA package and production method therefor (2005-03-01),

4. 6781488 - Connected construction of a high-frequency package and a wiring board (2004-08-24),

5. 6620650 - Chip package and method for manufacturing the same (2003-09-16),

6. 6544654 - Thick-film resistor and ceramic circuit board (2003-04-08),

7. 6495394 - Chip package and method for manufacturing the same (2002-12-17),

8. 6489679 - High-frequency package (2002-12-03),

9. 6249053 - Chip package and method for manufacturing the same (2001-06-19),

10. 6242694 - Package for housing a photosemiconductor device (2001-06-05),

11. 6222582 - Image capture system (2001-04-24),

12. 6123874 - Thick-film resistor paste (2000-09-26),

13. 6054755 - Semiconductor package with improved moisture vapor relief function and (2000-04-25),

14. 6037045 - Thick-film paste and ceramic circuit substrate using the same (2000-03-14),

15. 5955938 - RuO.sub.2 resistor paste, substrate and overcoat system (1999-09-21),

Sumitomo Metal (SMI) Electronics Devices, Inc. is a leading manufacturer and supplier of high-quality electronic devices. With a focus on innovation, SMI Electronics Devices offers a wide range of products including semiconductors, connectors, optical devices, and power modules. These products cater to various industries such as automotive, telecommunications, consumer electronics, and more. SMI Electronics Devices strives to provide cutting-edge solutions that meet the evolving needs of its customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

24 Patents

#5 in Yamaguchi

#2,581 in Japan

#25,875 in the World

Yamaguchi, Japan

Sumitomo Metal (Smi) Electronics Devices, Inc.

Forward Citations = 360

40 inventors:

Masashi Fukaya (6 out of 13 patents)

Junzo Fukuta (3 out of 13 patents)

Takeshi Kasai (3 out of 3 patents)

4. Yoshikazu Nakata (3 out of 3 patents)

5. Shigehisa Tomabechi (2 out of 2 patents)

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