Hamamatsu, Japan

Hirokazu Kakei

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Roland Dg Corporation. Active years: 2019-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Kakei. Retrieved from https://idiyas.com/inventor/hirokazu-kakei

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2019-2024

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2 patents (USPTO):Explore Patents

Title: Hirokazu Kakei: Innovator in Inkjet Printer Technology

Introduction

Hirokazu Kakei is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of inkjet printing technology. With a total of two patents to his name, Kakei's work focuses on enhancing the functionality and efficiency of inkjet printers.

Latest Patents

Kakei's latest patents include innovative designs for inkjet printers. One patent describes an inkjet printer that features a support table for a waste liquid tank, which is displaceable based on the tank's weight. This printer includes sensors to detect the position of the support table and notifies users when the waste liquid tank is nearing its capacity. Another patent outlines a printer that incorporates a cleaning mechanism and a waste liquid path, along with a displaceable member that indicates whether the waste liquid tank is attached or detached. These inventions aim to improve user experience and operational efficiency in inkjet printing.

Career Highlights

Hirokazu Kakei is currently employed at Roland DG Corporation, a company known for its innovative printing solutions. His work at Roland DG has allowed him to focus on developing advanced technologies that cater to the evolving needs of the printing industry.

Collaborations

Kakei collaborates with Akihiro Suzuki, a fellow innovator in the field. Their partnership has contributed to the development of cutting-edge printing technologies.

Conclusion

Hirokazu Kakei's contributions to inkjet printer technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of user needs and technological advancements in the printing 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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