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Daiichi Denshi Kogyo Kabushiki Kaisha

USPTO Granted Patents = 46

CIPO Patents = 2

Forward Citations = 803

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53 inventors (with patents filed for the assignee):

Tomonari Ohtsuki (11 out of 22 patents)

Yoshiaki Igarashi (9 out of 14 patents)

Kanzaburo Uchida (5 out of 6 patents)

4. Akio Yamada (4 out of 116 patents)

5. Mitsuru Takeda (4 out of 17 patents)

6. Kiyoto Furuya (4 out of 5 patents)

7. Takao Hirose (3 out of 5 patents)

8. Hiroo Ohtsuka (3 out of 3 patents)

9. Shingo Nanao (2 out of 7 patents)

10. Kazuyuki Ozai (2 out of 17 patents)

11. Yukio Saito (2 out of 21 patents)

12. Takeshi Morita (2 out of 27 patents)

13. Shoichi Hamano (2 out of 3 patents)

14. Yukio Saitoh (2 out of 5 patents)

15. Yuji Sakurai (2 out of 3 patents)

Core Competencies:

Electrical Connectors

Optical Fiber Connectors

Miniature Connectors

Insulation-Piercing Connectors

Electronic Card Receiving Devices

Cutter for Optical Fibers

Timing Circuits

Push-On Connectors

Locking Devices

Drip-Proof Connectors

Fiber Sensors

Multi Contact Connectors

46 patents: Sort by Forward Citations

1. 5417583 - Insulation-piercing connector (1995-05-23),

2. 5372524 - Rectangular multiple connector (1994-12-13),

3. 5326282 - Miniature multiple electrical connector (1994-07-05),

4. 5303466 - Method of mounting surface connector (1994-04-19),

5. 5264672 - Miniature electrical switching unit (1993-11-23),

6. 5240424 - Electrical connector (1993-08-31),

7. 5228868 - Electrical connector having case (1993-07-20),

8. 5224867 - Electrical connector for coaxial flat cable (1993-07-06),

9. 5201675 - Miniature multiple electrical connector (1993-04-13),

10. 5185837 - Optical fiber connector including flexible fiber holding unit (1993-02-09),

11. 5181860 - Electrical connector with rotatable locking ring (1993-01-26),

12. 5176533 - Electrical connector (1993-01-05),

13. 5142599 - Push-on connector (1992-08-25),

14. 5120244 - Insulation-piercing connector (1992-06-09),

15. 5104334 - Lock piece mounting structure on connector hood (1992-04-14),

Daiichi Denshi Kogyo Kabushiki Kaisha is a Japanese company engaged in the development, manufacturing, and sale of electronic equipment and systems. With a strong focus on innovation, they provide a wide range of products such as electronic components, measuring instruments, industrial machinery, and medical equipment. Their commitment to quality and customer satisfaction has made them a trusted partner in various industries for over several decades.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

46 Patents

#732 in Tokyo

#1,768 in Japan

#14,699 in the World

Daiichi Denshi Kogyo Kabushiki Kaisha

Forward Citations = 803

53 inventors:

Tomonari Ohtsuki (11 out of 22 patents)

Yoshiaki Igarashi (9 out of 14 patents)

Kanzaburo Uchida (5 out of 6 patents)

4. Akio Yamada (4 out of 116 patents)

5. Mitsuru Takeda (4 out of 17 patents)

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