logo

For the Inventor, By the Inventor

Yokohama, Japan

Kouji Fujita

This inventor holds 21 USPTO granted patents and 1 published patent application, primarily in Optical Recording Technology. Top assignees: Hitachi, Ltd., Hitachi-Lg Data Storage, Inc., Hitachi Consumer Electronics Co., Ltd.. Active years: 1992-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Fujita. Retrieved from https://idiyas.com/inventor/kouji-fujita

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

USPTO Granted Patents = 21 

% Patents Active = 57.1

Average Co-Inventor Count = 2.1

ph-index = 6

Forward Citations = 138(Granted Patents)


Location History:

  • Katsuta, JP (1992 - 1995)
  • Yokohama, JP (1995 - 2014)
  • Tokyo, JP (2008 - 2019)

Company Filing History:

goldMedal17 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 389 
 
Hitachi-Lg Data Storage, Inc.
 patents
bronzeMedal2 out of 365 
 
Hitachi Consumer Electronics Co., Ltd.
 patents
4. 1 out of 989 
 
Maxell, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1992-2019

Loading Chart...
Areas of Expertise:
Optical Scanning Device
Data Recording Apparatus
Optical Disc Drive
Imaging Device
Magnetic Tape Drive
Backlight Assembly
Helical-Scan Playback
Recorder/Reproducer
Tape Transport Control
Optical Information Recording
High Transfer Rates
Mobile Terminal
21 patents (USPTO):Explore Patents
1. 10413187 - Optical scanning device, imaging device, and TOF type analyzer (2019-09-17),
2. 10270548 - Target operation device communicating system, mobile terminal, and target operation device communication cooperating method (2019-04-23),
3. 9190097 - Optical information recording/reproducing device and optical information recording/reproducing method (2015-11-17),
4. 8913474 - Optical information recording/reproducing apparatus (2014-12-16),
5. 8830809 - Optical information recording device (2014-09-09),
6. 8326122 - Recorder/reproducer (2012-12-04),
7. 8169867 - Optical disc drive apparatus (2012-05-01),
8. 7967462 - Backlight assembly for liquid crystal display apparatus having inclined light emmitting elements (2011-06-28),
9. 7903930 - Data recording apparatus and system having sustained high transfer rates (2011-03-08),
10. 7835617 - Data recording apparatus and system having sustained high transfer rates (2010-11-16),
11. 7693017 - Optical disc device (2010-04-06),
12. 7660223 - Disc device (2010-02-09),
13. 7457513 - Recorder/reproducer (2008-11-25),
14. 7349623 - Data recording apparatus and system having sustained high transfer rates (2008-03-25),
15. 6987924 - Recorder/reproducer (2006-01-17),

Title: The Innovative Journey of Kouji Fujita: Shaping the Future of Technology

Introduction: Kouji Fujita, a visionary inventor based in Yokohama, Japan, is known for his passion for innovation and his relentless pursuit of excellence. With a remarkable portfolio of 21 patents, Fujita's work continues to inspire the next generation of inventors and shape the future of technology.

Latest Patents:

1. Optical scanning device: Fujita's invention focuses on improving scanning performance by utilizing an optical waveguide and a vibration unit to scan objects effectively.

2. Target operation device communication system: This patent involves dynamically switching the permissible range of a mobile terminal that operates in cooperation with a target operation device, enhancing user experience in a house setting.

Career Highlights: Fujita has made significant contributions to the field of technology through his work at renowned companies such as Hitachi, Ltd. and Hitachi-LG Data Storage, Inc. His innovative spirit and dedication to excellence have propelled him to the forefront of technological advancements.

Collaborations: Throughout his career, Fujita has collaborated with industry experts such as Hideo Nishijima and Shigemitsu Higuchi, fostering a culture of innovation and groundbreaking research.

Conclusion: Kouji Fujita's dedication to innovation and his numerous patents are a testament to his commitment to pushing the boundaries of technology. His work not only showcases his technical prowess but also serves as a source of inspiration for aspiring inventors worldwide. Fujita's legacy will undoubtedly continue to influence the future of technology for years to come.

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]
Loading…