Tokyo, Japan

Takashi Fujita

This inventor holds 165 USPTO granted patents and 10 published patent applications and 27 EPO patents, primarily in Optical Systems (CPC class 548183). Top assignees: Ricoh Company, Ltd., Canon Kabushiki Kaisha, Sankyo Company, Limited. Active years: 1982-2026.

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

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

USPTO Granted Patents = 165 

% Patents Active = 63.6

 

Average Co-Inventor Count = 3.0

ph-index = 20

Forward Citations = 1,337(Granted Patents)

Forward Citations (Not Self Cited) = 1,104(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ebina, JP (1982 - 1987)
  • Futsu, JP (1994)
  • Hiromachi, JP (1990 - 1995)
  • Futtsu, JP (1995 - 1998)
  • Saitama, JP (2003)
  • Shizuoka-ken, JP (2001 - 2004)
  • Wako, JP (2000 - 2005)
  • Chiba, JP (1996 - 2008)
  • Kanagawa-Ken, JP (2007 - 2009)
  • Mitaka, JP (2003 - 2012)
  • Tokyo-to, JP (2004 - 2013)
  • Yokohama, JP (2006 - 2013)
  • Kashiwa, JP (2000 - 2019)
  • Kisarazu, JP (2019)
  • Minato Tokyo, JP (2019)
  • Hachioji, JP (2015 - 2021)
  • Tokyo, JP (1992 - 2024)

Company Filing History:

goldMedal39 out of 28,951 
 
Ricoh Company, Ltd.
 patents
silverMedal33 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
bronzeMedal30 out of 613 
 
Sankyo Company, Limited
 patents
4. 24 out of 326 
 
Tokyo Seimitsu Co., Ltd.
 patents
5. 9 out of 53,276 
 
Kabushiki Kaisha Toshiba
 patents
6. 5 out of 22,412 
 
3M Innovative Properties Company
 patents
7. 5 out of 3,721 
 
Nippon Steel Corporation
 patents
8. 5 out of 1,102 
 
Nippon Steel Sumitomo Metal Corporation
 patents
9. 3 out of 126 
 
Cygames, Inc.
 patents
10. 2 out of 36,718 
 
Nec Corporation
 patents
11. 2 out of 7,657 
 
Renesas Electronics Corporation
 patents
12. 2 out of 3,358 
 
Sony Interactive Entertainment Inc.
 patents
13. 1 out of 102 
 
Fujirebio Inc.
 patents
14. 1 out of 1,379 
 
Mitsui Toatsu Chemicals, Incorporated
 patents
15. 1 out of 17 
 
Nec Soft, Ltd.
 patents
16. 1 out of 1 
 
Shin-Nihon Tech Inc.
 patent
17. 1 out of 58,147 
 
Sony Corporation
 patents
18. 1 out of 681 
 
Tokyo Shibaura Electric Co., Ltd.
 patents
19. 1 out of 175 
 
Toppan Inc.
 patents
20. 1 out of 1,269 
 
Toppan Printing Co., Ltd.
 patents
21. 1 out of 336 
 
Toshiba Energy Systems & Solutions Corporation
 patents
22. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1982-2026

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Areas of Expertise:
Optical Film
Information Storage
Image Forming
Multilayer Reflective Polarizer
Three-Dimensional Measurement
Power Conversion
Control Systems
High-Strength Gear
Ball Bearing
Hydraulic Machine
Dicing Blade
Steel Manufacturing
165 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Takashi Fujita - Pioneering Inventions and Notable Patents

Introduction:

Takashi Fujita, a remarkable innovator hailing from Tokyo, Japan, has made significant contributions to the field of information processing and image forming. With an impressive portfolio of 127 patents, Fujita's expertise and creative thinking have propelled advancements in various industries. This article explores his latest patents, career highlights, notable collaborations, and showcases his remarkable journey as an inventor.

Latest Patents:

Among Fujita's recent patents, two noteworthy inventions stand out. The first is an information processing program, information processing device, and information processing system. This invention aims to enhance game playability by providing game media to players effectively. By utilizing draw functions and medium group creation, the invention allows for personalized gameplay experiences without compromising quality.

Additionally, Fujita's remarkable contribution in the field of image forming is reflected in his patent for an image forming apparatus. This apparatus utilizes multiple color development layers to generate vibrant and high-quality prints. By controlling the energy added to the image material through a signal pattern, different color development layers can be employed to bring out various colors accurately.

Career Highlights:

Takashi Fujita's career spans across renowned companies, where his talents have flourished and his innovative ideas have come to fruition. Fujita held significant roles in both Ricoh Company, Ltd. and Sankyo Company, Limited, where he made substantial contributions to their research and development departments.

At Ricoh Company, Ltd., Fujita was instrumental in pioneering advancements in information processing technologies. His expertise in managing game media and improving game playability led to significant innovations and breakthroughs. Similarly, at Sankyo Company, Limited, Fujita's contributions in image forming technologies transformed the printing industry and elevated the quality of color development.

Collaborations:

Throughout his career, Takashi Fujita has collaborated with like-minded individuals who share his passion for innovation. Notable coworkers and collaborators include Atsushi Nakafuji and Takao Yoshioka, who have played crucial roles in the success of various projects. These collaborations have brought together diverse skill sets and perspectives, fueling the creative process and resulting in groundbreaking inventions.

Conclusion:

Takashi Fujita stands as a shining example of an innovator who has made significant contributions in the field of information processing and image forming. With an extensive portfolio of patents and a career that spans prestigious companies, his inventions continue to leave a lasting impact on various industries. Fujita's dedication to improving game playability and image forming quality showcases his commitment to pushing boundaries and delivering unparalleled user experiences. We eagerly await his future endeavors, as his inventive spirit remains an inspiration for aspiring innovators worldwide.

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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