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The Fujikura Cable Works Limited

USPTO Granted Patents = 32

Forward Citations = 444

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83 inventors (with patents filed for the assignee):

Michio Takaoka (9 out of 16 patents)

Masatsugu Maejima (5 out of 9 patents)

Kazuo Isawa (5 out of 5 patents)

4. Tsuneaki Mohtai (4 out of 4 patents)

5. Motoyuki Ono (3 out of 10 patents)

6. Syotaroh Yoshida (3 out of 4 patents)

7. Setsuya Isshiki (3 out of 3 patents)

8. Hiroto Oshima (3 out of 3 patents)

9. Hiroshi Den (3 out of 4 patents)

10. Kohichi Saruwatari (3 out of 3 patents)

11. Takayoshi Usuki (3 out of 3 patents)

12. Kazuo Watanabe (3 out of 46 patents)

13. Kazuo Sanada (2 out of 12 patents)

14. Osamu Fukuda (2 out of 11 patents)

15. Osamu Kohno (2 out of 13 patents)

Core Competencies:

Electrical Power Cable

Superconductor

Optical Fiber

Insulating Material

Aluminum Conductor

Vulcanizer

Polyethylene

Die Stamping

Multi-Component Preform

Surface Treatment

Reinforcement Insulator

Wire Twisting

32 patents: Sort by Forward Citations

1. 5094703 - Conductor for an electrical power cable and a method for manufacturing (1992-03-10),

2. 4759805 - Aluminum conductor of low audible noise transmission (1988-07-26),

3. 4579022 - Making process of a die for stamping out patterns (1986-04-01),

4. 4571453 - Conductor for an electrical power cable (1986-02-18),

5. 4507358 - Insulating paper sheet of synthetic resin flakes and natural fibers (1985-03-26),

6. 4483751 - Process of treating a nodic oxide film, printed wiring board and process (1984-11-20),

7. 4454375 - Power cable joint structure having sheath isolation member containing (1984-06-12),

8. 4446331 - Power cable joint structure including a reinforcement insulator (1984-05-01),

9. 4434377 - Electric power-feeding structure (1984-02-28),

10. 4434319 - POF Cable having outer pipe with curved offset sections to accommodate (1984-02-28),

11. 4416601 - Continuous vulcanizer (1983-11-22),

12. 4388098 - Apparatus for producing multi-component glass fiber preform (1983-06-14),

13. 4377905 - Method for manufacturing a Nb.sub.3 Sn superconductor and method for (1983-03-29),

14. 4368107 - Method of surface treatment of porous material (1983-01-11),

15. 4342814 - Heat-resistant electrically insulated wires and a method for preparing (1982-08-03),

Company Overview

The Fujikura Cable Works Limited is a prominent Japanese company specializing in the development and manufacturing of advanced cable solutions and related technologies. With a strong focus on telecommunications, energy, and automotive sectors, Fujikura is dedicated to delivering innovative products that enhance connectivity and efficiency. The company is recognized for its expertise in fiber optic cables, electrical wires, and various electronic components, contributing significantly to infrastructure and technology advancements both domestically and globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

32 Patents

#1,035 in Tokyo

#2,240 in Japan

#20,697 in the World

The Fujikura Cable Works Limited

Forward Citations = 444

83 inventors:

Michio Takaoka (9 out of 16 patents)

Masatsugu Maejima (5 out of 9 patents)

Kazuo Isawa (5 out of 5 patents)

4. Tsuneaki Mohtai (4 out of 4 patents)

5. Motoyuki Ono (3 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Fujikura Cable Works Limited. Retrieved from https://idiyas.com/company/fujikura-cable-works

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]

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