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For the Inventor, By the Inventor

Kanagawa, Japan

Xianfeng Chen

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignee: Ricoh Company, Ltd.. Active years: 2015-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Xianfeng Chen. Retrieved from https://idiyas.com/inventor/xianfeng-chen-3s7zxrut

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

Calculating rank
USPTO Granted Patents = 9

% Patents Active = 33.3


Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Kanagawa, JP (2015 - 2019)
  • Aichi, JP (2020)

Company Filing History:

goldMedal9 out of 28,957 
 
Ricoh Company, Ltd.
 patents

Years Active: 2015-2020

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9 patents (USPTO):Explore Patents
1. 10801113 - Ferroelectric element and method of manufacturing ferroelectric element (2020-10-13),
2. 10424718 - Piezoelectric film, piezoelectric device, and method for making piezoelectric film (2019-09-24),
3. 10276778 - Crystal pattern forming method, piezoelectric film producing method, piezoelectric element producing method, and liquid discharging head producing method (2019-04-30),
4. 10060044 - Polarizing apparatus and polarizing method (2018-08-28),
5. 9902153 - Method of making a piezoelectric film (2018-02-27),
6. 9583694 - Pattern formation method, manufacturing method of peizoelectric film and manufacturing method of piezoelectric element (2017-02-28),
7. 9583270 - Complex oxide, thin-film capacitive element, liquid droplet discharge head, and method of producing complex oxide (2017-02-28),
8. 9461239 - Method of heating, method of producing piezoelectric film, and light irradiation device (2016-10-04),
9. 9202717 - Method of making liquid discharge head, liquid discharge head, liquid discharge apparatus having liquid discharge head, and manufacturing apparatus of liquid discharge head (2015-12-01),

Title: The Innovative Contributions of Xianfeng Chen

Introduction

Xianfeng Chen is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of materials science, particularly in the development of ferroelectric and piezoelectric elements. With a total of 9 patents to his name, Chen's work has had a substantial impact on various technological applications.

Latest Patents

Among his latest patents is a method for manufacturing a ferroelectric element. This method involves forming an insulating film on one side of a metal substrate using an electron beam vapor deposition method or a sputtering method. Following this, a metal film is created on the insulating film, and a ferroelectric film is applied on the metal film using a sol-gel method. The metal substrate utilized in this process contains iron (Fe) and nickel (Ni), with the nickel content ranging from 30% to 40%. Another notable patent focuses on the production of a piezoelectric film. This method includes forming a metal film, recrystallizing part of the metal film through heating, and then creating an amorphous film of piezoelectric material on the metal film. The amorphous film is subsequently heated at the location of the recrystallized portion of the metal film.

Career Highlights

Xianfeng Chen is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop new technologies. His work at Ricoh has allowed him to explore various applications of his inventions, contributing to the company's reputation as a leader in technology and innovation.

Collaborations

Chen has collaborated with notable colleagues, including Atsushi Takeuchi and Osamu Machida. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.

Conclusion

Xianfeng Chen's contributions to the fields of ferroelectric and piezoelectric materials are noteworthy. His innovative methods and collaborative spirit continue to drive advancements in technology. His work exemplifies the importance of research and development in creating new solutions for modern challenges.

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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