Hirokazu Nakai

This inventor holds 50 USPTO granted patents and 14 published patent applications, primarily in Wire Harness Technology (CPC class H02G). Top assignee: Sumitomo Wiring Systems, Limited. Active years: 2016-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Nakai. Retrieved from https://idiyas.com/inventor/hirokazu-nakai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 50 (Patent Applications = 14)

% Patents Active = 78.0

Average Co-Inventor Count = 1.4

ph-index = 4

Forward Citations = 75(Granted Patents)

Forward Citations (Not Self Cited) = 55(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Mie, JP (2016 - 2020)
Yokkaichi, JP (2016 - 2022)

Company Filing History:

50 out of 6,420

Sumitomo Wiring Systems, Limited

patents

Years Active: 2016-2022

Loading Chart...

Areas of Expertise:

Wire Harness

Grommet

Conductive Path

Fastening Structure

Electrical Conduction

Shielded Conduction

Terminal Holder

Conductive Member

Exterior Structure

Manufacturing Method

Wire Protecting Member

Electric Wire Sheathing

50 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11536367 - Seal structure for grommet (2022-12-27),

2. 11437741 - Fastening structure of complex terminal (2022-09-06),

3. 11414029 - Wire harness for retaining a cover there of (2022-08-16),

4. 11400875 - Holder and wire harness (2022-08-02),

5. 11338745 - Holder and wire harness with pair of hinged split bodies (2022-05-24),

6. 11279301 - Wire harness with pipe and flexible holder that holds an electric wire (2022-03-22),

7. 11273774 - Wire harness with short-long sides overlapping flat wires (2022-03-15),

8. 11217362 - Wire harness (2022-01-04),

9. 11139591 - Conductive member (2021-10-05),

10. 11121483 - Terminal holder, wire harness, and fixing structure (2021-09-14),

11. 11050170 - Pipe conductor and conductive path (2021-06-29),

12. 10965113 - Wire harness (2021-03-30),

13. 10937567 - Conduction path and wire harness (2021-03-02),

14. 10937565 - Wire harness (2021-03-02),

15. 10916864 - Electrical conduction path (2021-02-09),

Title: Hirokazu Nakai - Pioneering Inventor from Yokkaichi

Introduction: Hirokazu Nakai is a renowned inventor hailing from Yokkaichi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Nakai holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Nakai has worked with leading tech companies and research institutions, playing a key role in the development of cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Nakai has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to numerous successful projects and inventions.

Conclusion: Hirokazu Nakai's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, inspiring the next generation of innovators to push the limits of what is possible in the world of technology.

Profile summary based on public USPTO records.

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]

14 patents pending: