Hitachinaka, Japan

Kazuhide Ohzeki

This inventor holds 4 USPTO granted patents. Top assignee: Hitachi Koki Co., Ltd.. Active years: 1993-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhide Ohzeki. Retrieved from https://idiyas.com/inventor/kazuhide-ohzeki

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


% Patents Active = 75.0

Average Co-Inventor Count = 3.6

ph-index = 4

Forward Citations = 62(Granted Patents)


Location History:

  • Ibaragi, JP (1993)
  • Hitachinaka, JP (1996 - 2010)

Company Filing History:


Years Active: 1993-2010

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4 patents (USPTO):Explore Patents

Title: Kazuhide Ohzeki: Innovator in Impact Drill Technology

Introduction

Kazuhide Ohzeki is a notable inventor based in Hitachinaka, Japan. He has made significant contributions to the field of power tools, particularly in the design and functionality of impact drills. With a total of four patents to his name, Ohzeki's innovations have enhanced the efficiency and usability of drilling equipment.

Latest Patents

Ohzeki's latest patents include two innovative designs for impact drills. The first patent describes an impact drill that features a main frame housing a motor, a spindle that is both rotatable and axially movable, and a unique ratchet system. This design incorporates a spring that prevents the spindle from abutting against the main frame when a specific force is applied, ensuring smoother operation during use. The second patent focuses on minimizing vibration transmission to the handle, enhancing user comfort. This design also utilizes a ratchet system that allows for reciprocal movement of the spindle in an impact drilling mode.

Career Highlights

Kazuhide Ohzeki has dedicated his career to advancing power tool technology. His work at Hitachi Koki Co., Ltd. has positioned him as a key player in the development of innovative drilling solutions. His patents reflect a deep understanding of user needs and mechanical engineering principles.

Collaborations

Ohzeki has collaborated with talented coworkers such as Jyunichi Toukairin and Kenji Kataoka. Their combined expertise has contributed to the successful development of impactful technologies in the power tool industry.

Conclusion

Kazuhide Ohzeki's contributions to the field of impact drill technology demonstrate his commitment to innovation and user-centered design. His patents not only enhance the functionality of power tools but also improve the overall user experience.

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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