Tokyo, Japan

Tomokazu Takeuchi

This inventor holds 23 USPTO granted patents and 4 EPO patents, primarily in Image Forming Technology. Top assignee: Ricoh Company, Ltd.. Active years: 2014-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomokazu Takeuchi. Retrieved from https://idiyas.com/inventor/tomokazu-takeuchi

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


% Patents Active = 56.5

 

Average Co-Inventor Count = 3.3

ph-index = 4

Forward Citations = 37(Granted Patents)


Location History:

  • Tokyo, JP (2014 - 2018)
  • Kanagawa, JP (2015 - 2018)

Company Filing History:


Years Active: 2014-2018

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Areas of Expertise:
Transfer Device
Image Forming Apparatus
Power Supply Control
Voltage Output
Toner Image Transfer
AC Voltage
DC Voltage
Superimposed Voltage Signal
Developer Transfer
Recording Sheet
Power Control Apparatus
Image Transfer Device
23 patents (USPTO):Explore Patents

Title: Innovations by Tomokazu Takeuchi in Image Formation Technologies

Introduction

Tomokazu Takeuchi, based in Tokyo, Japan, is an accomplished inventor with a notable portfolio comprising 23 patents. His work primarily focuses on image forming technologies that enhance the efficiency and quality of printing processes. With a distinguished career at Ricoh Company, Ltd., Takeuchi's innovations continue to impact the realm of imaging equipment.

Latest Patents

Among Takeuchi's latest patents are a transfer device and an image forming apparatus that represent significant advancements in control methods for power supply in imaging applications. The transfer device features a power supply control unit managing both direct-current (DC) and alternating-current (AC) supplies to optimize the transfer of developer onto sheets. This device exhibits the ability to selectively output varying voltages to enhance image formation based on operational conditions.

Moreover, his image forming apparatus introduces a novel controller that sets transfer bias using a dual-mode system. It can shift between color and monochrome modes, adjusting voltage bias accordingly to ensure quality print performance. This apparatus is designed to manage the polarity of the bias in a way that maximizes toner retention and transfer efficiency.

Career Highlights

During his career at Ricoh Company, Ltd., Tomokazu Takeuchi has been instrumental in driving innovations that push the boundaries of imaging technology. His contributions have not only enhanced product performance but have also driven growth within the company by distinguishing their offerings in a competitive market.

Collaborations

Takeuchi has collaborated with notable peers such as Hiroyoshi Haga and Hiromi Ogiyama. Together, they have been pivotal in advancing technologies related to image formation, ensuring the continued success of Ricoh’s product line through their combined expertise and innovative spirit.

Conclusion

Tomokazu Takeuchi's impressive array of patents underscores his role as a leading inventor in the imaging sector. His contributions to the development of sophisticated image forming technologies continue to pave the way for advancements within the industry. As innovations continue to evolve, Takeuchi's work remains at the forefront, driving change and improving the efficiency of printing solutions.

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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