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For the Inventor, By the Inventor

Kanagawa, Japan

Yoshihira Rai

This inventor holds 12 USPTO granted patents and 3 EPO patents. Top assignees: Fuji Xerox Co., Ltd., Fujifilm Corporation. Active years: 2005-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihira Rai. Retrieved from https://idiyas.com/inventor/yoshihira-rai

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 = 33.3

 

Average Co-Inventor Count = 2.7

ph-index = 5

Forward Citations = 49(Granted Patents)


Location History:

  • Ebina, JP (2005 - 2010)
  • Kanagawa, JP (2007 - 2020)

Company Filing History:

goldMedal10 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal3 out of 16,949 
 
Fujifilm Corporation
 patents
where one patent can have more than one assignee

Years Active: 2005-2020

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12 patents (USPTO):Explore Patents
1. 10880448 - Image reading device and image forming apparatus (2020-12-29),
2. 9597904 - Droplets ejecting apparatus (2017-03-21),
3. 9120323 - Liquid droplet ejecting apparatus (2015-09-01),
4. 8801151 - Liquid ejection apparatus and drive method for inkjet head (2014-08-12),
5. 8118394 - Droplet ejecting device (2012-02-21),
6. 7866780 - Liquid droplet ejecting apparatus (2011-01-11),
7. D610607 - Inkjet recording device (2010-02-23),
8. 7448727 - Ink jet recording head and ink jet recording apparatus (2008-11-11),
9. 7246874 - Maintenance device and recording device (2007-07-24),
10. 7114793 - Recording apparatus (2006-10-03),
11. 7090419 - Recording device (2006-08-15),
12. 6926385 - Recording apparatus (2005-08-09),

Title: Innovations of Yoshihira Rai

Introduction

Yoshihira Rai is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of imaging technology, holding a total of 12 patents. His work has been instrumental in advancing the capabilities of image reading and droplet ejection technologies.

Latest Patents

Among his latest patents is an image reading device that features a reading unit designed to read images formed on a medium's surface. This device includes a support unit that holds the medium from the opposite side and a pressing unit that utilizes air to press the medium against the support unit for optimal reading. Another notable patent is a droplets ejecting apparatus, which consists of an ejection head that directs droplets toward a recording medium. This apparatus also includes a support unit for the ejection head and moving members that facilitate precise droplet ejection.

Career Highlights

Yoshihira Rai has worked with renowned companies such as Fuji Xerox Co., Ltd. and Fujifilm Corporation. His experience in these organizations has allowed him to develop innovative technologies that have had a lasting impact on the industry.

Collaborations

Throughout his career, Yoshihira has collaborated with notable colleagues, including Nobuhiro Katsuta and Hiroaki Satoh. These partnerships have contributed to the successful development of his inventions.

Conclusion

Yoshihira Rai's contributions to imaging technology through his patents and collaborations highlight his role as a leading inventor in his field. His innovative spirit continues to drive advancements in technology.

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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