Kanagawa, Japan

Takehisa Shimazu

This inventor holds 12 USPTO granted patents and 2 published patent applications. Top assignee: Ricoh Company, Ltd.. Active years: 2010-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takehisa Shimazu. Retrieved from https://idiyas.com/inventor/takehisa-shimazu

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

USPTO Granted Patents = 12 

% Patents Active = 75.0

Average Co-Inventor Count = 6.5

ph-index = 4

Forward Citations = 34(Granted Patents)


Location History:

  • Tokyo, JP (2010 - 2014)
  • Kanagawa, JP (2015 - 2018)

Company Filing History:


Years Active: 2010-2026

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12 patents (USPTO):Explore Patents

Title: Takehisa Shimazu: Innovator in Sound Absorption Technology

Introduction

Takehisa Shimazu is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of sound absorption technology, holding a total of 12 patents. His innovative work has been instrumental in enhancing the functionality of various electronic devices.

Latest Patents

Shimazu's latest patents include a range of advanced technologies. These patents feature a sound absorber, a sheet feeder incorporating the sound absorber, an image reading device that utilizes the sheet feeder, an image forming apparatus that integrates the sound absorber, and an electronic device that also incorporates the sound absorber. The sound absorber is designed with a cavity and a communication portion that allows it to interact with the outside of the sheet feeder. Additionally, it includes a communication direction changing device that alters the direction of communication. Another notable invention is the sheet conveying device, which is part of both the image reading device and the image forming apparatus. This device consists of a passage forming body that defines a sheet conveying passage and a sound absorber with a hollow portion and a communication portion.

Career Highlights

Takehisa Shimazu is currently employed at Ricoh Company, Ltd., where he continues to develop innovative solutions in sound absorption and imaging technologies. His work has significantly impacted the efficiency and performance of imaging devices.

Collaborations

Throughout his career, Shimazu has collaborated with talented individuals such as Takeshi Akai and Ikuhisa Okamoto. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takehisa Shimazu's contributions to sound absorption technology and imaging devices highlight his role as a leading inventor in his field. His innovative patents and collaborations continue to influence the industry and pave the way for future advancements.

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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