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For the Inventor, By the Inventor

Anjo, Japan

Mitsuyoshi Shibata

This inventor holds 7 USPTO granted patents. Top assignees: Makita Corporation, Makita Electric Works, Ltd.. Active years: 1990-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuyoshi Shibata. Retrieved from https://idiyas.com/inventor/mitsuyoshi-shibata

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

USPTO Granted Patents = 7

% Patents Active = 85.7

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 169(Granted Patents)


Location History:

  • Anjo, JP (1990 - 2000)
  • Nishio, JP (1994 - 2005)

Company Filing History:

goldMedal6 out of 2,324 
 
Makita Corporation
 patents
silverMedal1 out of 79 
 
Makita Electric Works, Ltd.
 patents

Years Active: 1990-2005

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7 patents (USPTO):Explore Patents
1. 6971455 - Hammer drill with a mechanism for preventing inadvertent hammer blows (2005-12-06),
2. 6131671 - Power-driven tool having a mechanism for setting the rotary angle (2000-10-17),
3. 6073705 - Power-driven striking tool having a mechanism for setting the (2000-06-13),
4. 5871059 - Mechanism for preventing idling strikes in power-driven striking tools (1999-02-16),
5. 5320177 - Power driven hammer drill (1994-06-14),
6. D343105 - Electric hammer drill (1994-01-11),
7. 4962588 - Portable reciprocating saw (1990-10-16),

Title: Mitsuyoshi Shibata: Innovator in Power-Driven Tools

Introduction

Mitsuyoshi Shibata is a notable inventor based in Anjo, Japan. He has made significant contributions to the field of power-driven tools, holding a total of 7 patents. His innovative designs have enhanced the functionality and safety of various tools used in construction and manufacturing.

Latest Patents

Shibata's latest patents include a hammer drill with a mechanism for preventing inadvertent hammer blows. This hammer drill features a lock plate that engages with the boss sleeve, allowing for controlled rotation and axial movement. Additionally, he has developed a power-driven tool that incorporates a mechanism for setting the rotary angle. This tool holder is designed to be locked in place while allowing for temporary unlocking to facilitate rotation.

Career Highlights

Throughout his career, Mitsuyoshi Shibata has worked with prominent companies such as Makita Corporation and Makita Electric Works, Ltd. His work has been instrumental in advancing the technology behind power tools, making them more efficient and user-friendly.

Collaborations

Shibata has collaborated with several talented individuals in his field, including Masao Miwa and Masaaki Uchida. These partnerships have contributed to the development of innovative tools and technologies.

Conclusion

Mitsuyoshi Shibata's contributions to the field of power-driven tools have made a lasting impact. His inventive spirit and dedication to innovation continue to inspire future generations of inventors.

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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