Tochigi, Japan

Hiroshi Miwa

This inventor holds 23 USPTO granted patents and 4 published patent applications, plus 3 CIPO patents and 8 EPO patents, primarily in Welding Technology. Top assignees: Honda Motor Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 1989-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Miwa. Retrieved from https://idiyas.com/inventor/hiroshi-miwa

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

USPTO Granted Patents = 23 

% Patents Active = 91.3


 

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 65(Granted Patents)


Location History:

  • Sayama, JP (1989 - 1993)
  • Utsunomiya, JP (2006 - 2018)
  • Tochigi, JP (2011 - 2018)
  • Hagagun, JP (2019)
  • Tochigi-ken, JP (2019 - 2022)

Company Filing History:


Years Active: 1989-2022

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Areas of Expertise:
Resistance Welding
Seam Welding
Spot Welding
Welding Gun
Hemming Device
Encoder Mechanism
Industrial Robot
Motor Driven Welding
Protective Cover
Robot Apparatus
Processing Tool
Door Glass Installation
23 patents (USPTO):Explore Patents

Title: Hiroshi Miwa: Innovating Resistance Welding Technologies

Introduction

Hiroshi Miwa, an accomplished inventor based in Tochigi, Japan, has made significant contributions to the field of welding technology through his innovative designs and patents. With a total of 23 patents to his name, Miwa continues to push the boundaries of resistance welding methods.

Latest Patents

Among his latest innovations are two noteworthy patents related to resistance welding apparatuses. The first patent describes a welding gun featuring a proximity restricting mechanism that surrounds the shaft and is displaceable in the axial direction. This mechanism allows for the expansion and contraction of the cover member while preventing it from getting too close to the shaft, thereby enhancing safety and effectiveness in welding operations.

The second patent also focuses on a resistance welding gun, incorporating a moving mechanism portion using a ball screw mechanism. This design enables a movable electrode to move back and forth efficiently. The apparatus is powered by a motor connected to a rotor, which drives the moving mechanism. Additionally, it features a brake mechanism that halts the rotor during braking operations using a clamping portion to securely prevent rotation of the brake disc.

Career Highlights

Hiroshi Miwa has had a distinguished career, contributing his expertise at prominent companies such as Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His work in these organizations has played a vital role in developing advanced manufacturing technologies and enhancing welding processes.

Collaborations

Throughout his career, Miwa has collaborated with talented individuals like Yohei Teragaito and Koichi Matsumoto. These partnerships have led to groundbreaking developments in welding technology, showcasing the importance of teamwork in the innovation process.

Conclusion

Hiroshi Miwa exemplifies the spirit of innovation in the field of resistance welding. With an impressive portfolio of patents and a robust career, he continues to inspire future inventors and engineers to explore new horizons in technology. His contributions are pivotal not only to the companies he worked with but also to the broader manufacturing industry.

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]
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