Company Filing History:

15 out of 6,146

Sumitomo Wiring Systems, Limited

patents

1 out of 1,131

Kyocera Mita Corporation

patents

1 out of 832,718

Other

patents

Years Active: 2002-2025

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12437899 - Covered wire (2025-10-07),

2. 10128027 - Electrical wire holder (2018-11-13),

3. 9520214 - Electrical wire holder (2016-12-13),

4. 8737042 - Terminal box for use with solar cell module (2014-05-27),

5. 8678864 - Terminal box for solar cell module (2014-03-25),

6. 8547685 - Terminal box for solar cell module (2013-10-01),

7. 7928314 - Terminal box for a solar battery module and a method for producing such a terminal box (2011-04-19),

8. 7920385 - Terminal box for solar cell module (2011-04-05),

9. 7723609 - Terminal box for solar battery module (2010-05-25),

10. 7723608 - Terminal box for a solar battery module, a rectifying-device unit and a method of assembling it (2010-05-25),

11. 7369398 - Terminal box and a method of providing it (2008-05-06),

12. 7365965 - Terminal box for a solar battery module, a rectifying-device unit (2008-04-29),

13. 6840799 - Cable connector for connecting solar cell modules (2005-01-11),

14. 6828503 - Terminal box device for a solar cell module and a connecting method for a terminal box device (2004-12-07),

15. 6696636 - By-pass rectifier element and terminal housing for solar battery modules using a by-pass rectifier element (2004-02-24),

Title: Hiroyuki Yoshikawa: Innovator in Electrical Engineering

Introduction

Hiroyuki Yoshikawa is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of electrical engineering, holding a total of 17 patents. His innovative designs focus on enhancing the functionality and efficiency of electrical components.

Latest Patents

Yoshikawa's latest patents include a covered wire and an electrical wire holder. The covered wire features a tubular member that allows coolant flow, a conductor on its outer circumference, and an insulating covering member. This design ensures that the tubular member has a higher resistance to the coolant than the covering member. The electrical wire holder is designed to secure electric wires connected to terminal fittings, allowing for a neat and efficient arrangement within a shielding pipe.

Career Highlights

Throughout his career, Yoshikawa has worked with notable companies, including Sumitomo Wiring Systems, Limited. His work has significantly impacted the development of electrical wiring solutions, showcasing his expertise and innovative spirit.

Collaborations

Yoshikawa has collaborated with talented individuals such as Makoto Higashikozono and Kazuki Naito. These partnerships have fostered creativity and innovation in their projects.

Conclusion

Hiroyuki Yoshikawa's contributions to electrical engineering through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence advancements in electrical components and systems.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.