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Seiko Electronic Components Ltd.

USPTO Granted Patents = 26

Forward Citations = 664

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47 inventors (with patents filed for the assignee):

Kensuke Tahara (6 out of 13 patents)

Tsugio Sakai (6 out of 22 patents)

Hirofumi Kawashima (6 out of 7 patents)

4. Toyoo Harada (5 out of 10 patents)

5. Hideki Ishikawa (4 out of 5 patents)

6. Fumiharu Iwasaki (3 out of 27 patents)

7. Akifumi Sakata (3 out of 8 patents)

8. Yoshitomo Masuda (3 out of 30 patents)

9. Takahiro Kawagoe (3 out of 42 patents)

10. Fujio Tamura (3 out of 3 patents)

11. Masao Ogawa (3 out of 16 patents)

12. Isamu Shinoda (3 out of 4 patents)

13. Seiji Yahagi (3 out of 4 patents)

14. Shinichi Toyosawa (2 out of 28 patents)

15. Hideharu Daifuku (2 out of 14 patents)

26 patents: Sort by Forward Citations

1. 5556721 - Non-aqueous electrolyte secondary battery and production method of the (1996-09-17),

2. 5516328 - End surface polishing machine (1996-05-14),

3. 5506075 - Non-aqueous electrolyte secondary battery and method of producing the (1996-04-09),

4. 5478670 - Non-aqueous electrolyte electrochemical cell comprising high Ni (1995-12-26),

5. 5469010 - Method of adjusting frequency of NS-GT cut quartz resonator (1995-11-21),

6. 5401599 - Non-aqueous electrolyte secondary battery and method of producing the (1995-03-28),

7. 5395711 - Non-aqueous electrolyte secondary battery and its production method (1995-03-07),

8. 5334900 - Torsional quartz crystal resonator (1994-08-02),

9. 5311096 - KT cut width-extensional mode quartz crystal resonator (1994-05-10),

10. 5286582 - Monaqueous electrolyte secondary battery and process for producing (1994-02-15),

11. 5280236 - IC test instrument (1994-01-18),

12. 5218260 - Longitudinal quartz crystal resonator (1993-06-08),

13. 5107164 - Length-extentional quartz resonator (1992-04-21),

14. 5059388 - Process for manufacturing sintered bodies (1991-10-22),

15. 5033306 - Quartz vacuum gauge (1991-07-23),

Seiko Electronic Components Ltd. is a leading manufacturer of electronic components based in Japan. With a history of more than 50 years, the company specializes in the production of high-quality electronic components such as quartz crystals, crystal oscillators, and sensors. Seiko Electronic Components is committed to providing innovative solutions to meet the growing demands of the electronics industry. Their products are widely used in various applications including telecommunications, automotive, consumer electronics, and industrial machinery. Visit their website for more information and to explore their extensive range of electronic components.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

26 Patents

#87 in

#2,457 in Japan

#24,093 in the World

Seiko Electronic Components Ltd.

Forward Citations = 664

47 inventors:

Kensuke Tahara (6 out of 13 patents)

Tsugio Sakai (6 out of 22 patents)

Hirofumi Kawashima (6 out of 7 patents)

4. Toyoo Harada (5 out of 10 patents)

5. Hideki Ishikawa (4 out of 5 patents)

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