Kanagawa, Japan

Kazuhiro Onizuka

This inventor holds 3 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignee: D + M Holdings Inc.. Active years: 2008-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Onizuka. Retrieved from https://idiyas.com/inventor/kazuhiro-onizuka-km6v2sct

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.9

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Machida, JP (2008)
  • Kawasaki, JP (2011)
  • Kanagawa, JP (2014)

Company Filing History:


Years Active: 2008-2014

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3 patents (USPTO):Explore Patents

Title: Kazuhiro Onizuka: Innovator in Reproducing Technology

Introduction

Kazuhiro Onizuka is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of reproducing technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

Onizuka's latest patents include a reproducing device and method that features a rotatable operation disk part. This device is designed to read data stored in a memory and includes a capacitance sensor section that outputs a sensor value reflecting changes in capacitance due to the depression of the disk. Additionally, it has a storage part that retains a reference value corresponding to the sensor value when the disk is not depressed. The control part of the device determines the presence or absence of pressing based on a vector quantity derived from the difference between the sensor value and the stored reference value. Another patent involves an operating element that allows an operator to input instructions regarding reading speed and order of stored data. This element includes a rotatable operating disc, a sensor substrate for detecting capacitance, and a conductive cover that responds to pressing.

Career Highlights

Kazuhiro Onizuka is currently employed at D&M Holdings, Inc., where he continues to develop innovative technologies. His work has significantly impacted the way data is reproduced and accessed, enhancing user experience and efficiency.

Collaborations

Onizuka has collaborated with notable coworkers, including Yasuhiro Endo and Yasuhiro Kiyohara. Their combined expertise has contributed to the successful development of advanced reproducing technologies.

Conclusion

Kazuhiro Onizuka's contributions to reproducing technology through his patents reflect his dedication to innovation and excellence. His work continues to influence the industry and improve data access methods.

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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