logo

For the Inventor, By the Inventor

Yokohama, Japan

Toshihiko Ujita

This inventor holds 114 USPTO granted patents and 5 EPO patents, primarily in Inkjet Technology (CPC class D18 56). Top assignee: Canon Kabushiki Kaisha. Active years: 1992-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Ujita. Retrieved from https://idiyas.com/inventor/toshihiko-ujita

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

USPTO Granted Patents = 114

% Patents Active = 73.7

 

Average Co-Inventor Count = 3.5

ph-index = 34

Forward Citations = 3,197(Granted Patents)

Forward Citations (Not Self Cited) = 2,623(Dec 10, 2025)


Inventors with similar research interests:

🔬 See more inventors

Location History:

  • Yamoto, JP (1998)
  • Yamato, JP (1992 - 2002)
  • Kanagawa, JP (2003 - 2013)
  • Yokohama, JP (1997 - 2016)

Company Filing History:

goldMedal114 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1992-2016

Loading Chart...
Loading Chart...
Areas of Expertise:
Ink Tank
Inkjet Cartridge
Recording Head
Liquid Container
Ink Supply Tube
Elastic Member
Liquid Storage
Printing Apparatus
Gas-Liquid Separation
Ink Reservoir
Liquid Accommodation
Ink Storing Device
114 patents (USPTO):Explore Patents
1. 9434174 - Ink tank and printing apparatus (2016-09-06),
2. 8820901 - Elastic member for inkjet (2014-09-02),
3. 8653173 - Elastic member for ink jet (2014-02-18),
4. 8449075 - Ink jet recording head (2013-05-28),
5. 8425022 - Ink container for ink jet printer, holder for the container, carriage for the holder, and ink jet printer (2013-04-23),
6. 8342663 - Resin composition for ink supply tubes and ink supply tube (2013-01-01),
7. 8240826 - Ink tank for liquid printing apparatus, method of manufacturing same, liquid printing apparatus with same, and method of detecting remaining ink (2012-08-14),
8. 8227063 - Ink-contacting thermoplastic elastomer composition for ink jet printer (2012-07-24),
9. 8123342 - Liquid container (2012-02-28),
10. 8109620 - Liquid storage container and liquid ejection recording apparatus having the container mounted thereon (2012-02-07),
11. 8038274 - Ink tank for ink jet recording device (2011-10-18),
12. 8007094 - Ink jet cartridge (2011-08-30),
13. 8007069 - Ink jet recording head (2011-08-30),
14. 7980678 - Ink jet recording head (2011-07-19),
15. 7914137 - Ink container for ink jet printer, holder for the container, carriage for the holder, and ink jet printer (2011-03-29),

Title: The Innovative Mind of Toshihiko Ujita

Introduction:

Toshihiko Ujita, a pioneering inventor hailing from Yokohama, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents:

Toshihiko Ujita holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights:

With a career spanning over two decades, Toshihiko Ujita has worked with leading tech companies and research institutions, consistently pushing the boundaries of what is possible in the realm of innovation. His dedication to creating solutions that address real-world challenges has earned him widespread acclaim in the industry.

Collaborations:

Throughout his career, Toshihiko Ujita has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of creativity and excellence. His ability to work effectively in multidisciplinary teams has led to the development of cutting-edge technologies that have the potential to shape the future.

Conclusion:

In conclusion, Toshihiko Ujita stands as a visionary inventor whose passion for innovation knows no bounds. His relentless pursuit of excellence and commitment to pushing the envelope of what is possible make him a true trailblazer in the world of 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]
Loading…