Katano, Japan

Yasuhito Yuasa

This inventor holds 22 USPTO granted patents and 4 published patent applications, primarily in Electrophotographic Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 1987-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhito Yuasa. Retrieved from https://idiyas.com/inventor/yasuhito-yuasa

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

USPTO Granted Patents = 22 

% Patents Active = 31.8

Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 86(Granted Patents)


Location History:

  • Neyagawa, JP (1987)
  • Hirakata, JP (1996 - 2004)
  • Katano, JP (2003 - 2010)
  • Osaka, JP (1997 - 2016)

Company Filing History:


Years Active: 1987-2016

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Areas of Expertise:
Toner
Electrophotography
Two-Component Developer
Image Formation
Binding Resin
Magnetic Toner
Electrostatic Image
Development Method
22 patents (USPTO):Explore Patents

Title: Exploring the Innovations of Yasuhito Yuasa

Introduction

Yasuhito Yuasa, a distinguished inventor from Katano, Japan, is recognized for his remarkable contributions to technology with a total of 22 patents to his name. His innovative approaches in wireless power transmission and toner development have set significant benchmarks in their respective domains.

Latest Patents

Among Yasuhito's latest inventions are a power transmitting device, electronic equipment, and a wireless power transmission system. These innovations address the challenge of reduced power transmission efficiency caused by imprecise positioning between the primary and secondary power transmission coils. His system ensures that electric power can be transmitted wirelessly to electronic devices effectively, utilizing a carefully matched impedance system facilitated by the coupling coefficient of the coils.

Another significant invention includes a method for producing toner and a two-component developing agent. This process involves an intricate mixture of resin particles, colorant particles, and wax particles within an aqueous medium. Notably, the toner achieves reduced particle size, sharp distribution, and extended life, effectively minimizing transfer voids during usage.

Career Highlights

Yasuhito has had a commendable career with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His tenure at these establishments has allowed him to refine his expertise and contribute to cutting-edge technology in the electronics field.

Collaborations

Throughout his career, Yasuhito Yuasa has collaborated with notable colleagues, including Noriaki Hirota and Masahisa Maeda. These partnerships have fostered an environment of innovation, leading to the successful development of several patentable solutions.

Conclusion

The work of Yasuhito Yuasa illustrates the impact of determined inventors in shaping technology. His advancements in wireless power transmission and toner production reflect his innovative spirit and commitment to excellence, making substantial contributions to both the electronics industry and patent landscape.

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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