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For the Inventor, By the Inventor

Nagoya, Japan

Harness System Technologies Research, Ltd.


USPTO Granted Patents = 59


Forward Citations = 1,025

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78 inventors (with patents filed for the assignee):

goldMedal Junichi Ono (6 out of 45 patents)

silverMedal Yoshiyuki Miyazaki (6 out of 11 patents)

bronzeMedal Akio Matsumaru (6 out of 8 patents)

4.  Motonori Kido (6 out of 7 patents)

5.  Kensaku Takata (5 out of 32 patents)

6.  Masashi Sugimoto (4 out of 8 patents)

7.  Jun Yasukuni (4 out of 13 patents)

8.  Nori Inoue (4 out of 50 patents)

9.  Hiroyuki Hayashi (3 out of 45 patents)

10.  Hiroki Hirai (3 out of 188 patents)

11.  Tetsuji Tanaka (3 out of 56 patents)

12.  Yoshito Sakai (3 out of 14 patents)

13.  Yasuhiro Hattori (3 out of 37 patents)

14.  Tetsuya Iizuka (3 out of 7 patents)

15.  Takahiro Onizuka (3 out of 54 patents)


Core Competencies:
Wire Harness
Electric Connectors
Circuit Breakers
Vehicle Antenna
Navigation System
Sound-Absorbing Material
Power Supply Device
Fault Locator Apparatus
Ultrasonic Welding
Display Unit
Insulation Displacement Terminal
Breaker Device

59 patents:

1. 6207913 - Operation switch (2001-03-27),
2. 6166450 - Control assembly for a vehicle and method of installation (2000-12-26),
3. 6163958 - Method for making vehicular wire harness having juxtaposed wires (2000-12-26),
4. 6163079 - Structure of electric equipment for vehicle (2000-12-19),
5. 6157296 - Lamp burnout detecting unit with branch connection function (2000-12-05),
6. 6152394 - Sound-absorbing material and a cable reel including the same (2000-11-28),
7. 6147586 - Plate fuse and method of producing the same (2000-11-14),
8. 6142556 - Wiring structure in vehicle (2000-11-07),
9. 6140597 - Breaker device having an incomplete-connection prevention function (2000-10-31),
10. 6130727 - On-vehicle unit (2000-10-10),
11. 6126470 - Connector connecting structure (2000-10-03),
12. 6120308 - Electrical connector assembly which can be rotatably connected and (2000-09-19),
13. 6107581 - Circuit breaking device (2000-08-22),
14. 6100943 - Vehicular display device for directly and indirectly displaying (2000-08-08),
15. 6097810 - Phone holder (2000-08-01),
Company Overview
Harness System Technologies Research, Ltd., based in Nagoya, Japan, specializes in advanced vehicle wiring technology. The company focuses on the development and manufacturing of wire harnesses, electric connectors, and circuit breakers, essential components for modern automotive systems. Additionally, it innovates in areas such as vehicle antennas, navigation systems, sound-absorbing materials, power supply devices, and fault locator apparatuses, contributing to enhanced vehicle performance and safety.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

59 Patents

#26 in Nagoya

#1,557 in Japan

#12,247 in the World

Nagoya, JP
Nagoya, Japan

Harness System Technologies Research, Ltd.

Forward Citations = 1,025

78 inventors:

goldMedal Junichi Ono (6 out of 45 patents)

silverMedal Yoshiyuki Miyazaki (6 out of 11 patents)

bronzeMedal Akio Matsumaru (6 out of 8 patents)

4.  Motonori Kido (6 out of 7 patents)

5.  Kensaku Takata (5 out of 32 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Harness System Technologies Research, Ltd.. Retrieved from https://idiyas.com/company/harness-system-technologies-research

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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