Wakayama, Japan

Yoshihiro Kato

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignee: Kubota Corporation. Active years: 1990-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Kato. Retrieved from https://idiyas.com/inventor/yoshihiro-kato-3b5ggj7x

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 4.1

ph-index = 6

Forward Citations = 91(Granted Patents)


Location History:

  • Osaka, JP (1990)
  • Wakayama, JP (2007 - 2010)
  • Sakai, JP (2015 - 2019)

Company Filing History:


Years Active: 1990-2019

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8 patents (USPTO):Explore Patents

Title: Innovative Contributions of Yoshihiro Kato

Introduction

Yoshihiro Kato, an accomplished inventor based in Wakayama, Japan, has made significant strides in the field of machinery and automation. With a remarkable portfolio of eight patents, Kato continues to push the boundaries of innovation, focusing on improving operability and efficiency in work machines and operation pattern switching devices.

Latest Patents

Among his latest inventions is a work machine that features an unload lever, which is swingably supported by an operation box. This unique mechanism allows for the selection of operation fluid supply to a hydraulic actuator based on the position of the unload lever. The design incorporates a second guide pin that moves within a first guide groove, enhancing the functionality of the lever. Specifically, this feature ensures that the second guide pin is latched at either end of the guide groove depending on the lever's position.

Another notable patent involves an operation pattern switching device aimed at improving the efficiency of switching and locking operations for actuator control valves. This device features a rotating operation member that facilitates the operation of the switching valve, paired with a rotatable operation lever that enhances user interaction. The design includes multiple lock engagement parts that ensure reliable operation during each switching position.

Career Highlights

Yoshihiro Kato's career spans various key roles in esteemed companies, including Kubota Corporation and Kubots, Ltd. His experience in these organizations has contributed to his expertise and creativity in developing practical solutions that meet industry needs.

Collaborations

Throughout his career, Kato has worked alongside notable colleagues such as Shizuo Shimoie and Kenzo Koga. These collaborations have played a critical role in the refinement of his inventions, fostering an environment of innovation and shared knowledge.

Conclusion

Yoshihiro Kato stands out as a prominent figure in the realm of mechanical innovations, especially with his focus on improving machine operability and efficiency. His contributions not only enhance the functionality of work machines but also pave the way for future advancements in automation technology. As he continues to innovate, his patents will likely inspire new developments within the 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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