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For the Inventor, By the Inventor

Kawasaki, Japan

Katsuhiro Shirota

This inventor holds 82 USPTO granted patents and 2 published patent applications and 4 EPO patents, primarily in Ink Jet Technology (CPC class 430-7). Top assignee: Canon Kabushiki Kaisha. Active years: 1989-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiro Shirota. Retrieved from https://idiyas.com/inventor/katsuhiro-shirota

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

Calculating rank
USPTO Granted Patents = 82 

% Patents Active = 85.4

 

Average Co-Inventor Count = 4.3

ph-index = 26

Forward Citations = 1,843(Granted Patents)

Forward Citations (Not Self Cited) = 1,641(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hiratsuka, JP (1989 - 1992)
  • Kanagawa-ken, JP (2001)
  • Inagi, JP (1993 - 2004)
  • Kanagawa, JP (2002 - 2008)
  • Kawasaki, JP (1991 - 2013)

Company Filing History:

goldMedal82 out of 93,136 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1989-2013

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Areas of Expertise:
Ink Jet Recording
Ink Composition
Image Forming Method
Color Filter
Liquid Crystal Panel
Recording Apparatus
Ejection Bubble Formation
Ink Cartridge
Preliminary Ejecting Method
Ink Jet Printing
Recording Method
Production Process
82 patents (USPTO):Explore Patents
1. 8469504 - Ink set, ink jet recording method and ink jet recording apparatus (2013-06-25),
2. 8389600 - Ink jet recording method, and ink jet recording apparatus (2013-03-05),
3. 8013051 - Liquid composition, image forming method, cartridge, recording unit and ink jet recording apparatus (2011-09-06),
4. 7918928 - Pigment ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus (2011-04-05),
5. 7661786 - Ink jet recording apparatus and ink jet recording method (2010-02-16),
6. 7413282 - Ink jet printing apparatus and preliminary ejecting method (2008-08-19),
7. 7396120 - Inkjet recording method and recording product (2008-07-08),
8. 7311394 - Ink-jet printing method and ink-jet printing apparatus (2007-12-25),
9. 7048356 - Method and apparatus for ink jet printing (2006-05-23),
10. 7029095 - Ink jet printing apparatus and preliminary ejecting method (2006-04-18),
11. 6860593 - Ink-jet ink, ink set, method for ink-jet printing, ink-jet printing apparatus, ink-jet printing unit and ink cartridge (2005-03-01),
12. 6794427 - Liquid composition and ink set, and image-forming process and apparatus using the same (2004-09-21),
13. 6729718 - Recording method, recording apparatus, method for manufacturing recorded article, and recorded article (2004-05-04),
14. 6686104 - Color filter, method for manufacturing it, and liquid crystal panel (2004-02-03),
15. 6659601 - Recording method, recording apparatus, recorded article and method for manufacturing recorded article (2003-12-09),

Title: The Innovative Journey of Inventor Katsuhiro Shirota

Introduction: Katsuhiro Shirota is a renowned inventor hailing from Kawasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Katsuhiro Shirota holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Shirota has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved efficiency in various sectors.

Collaborations: Throughout his career, Katsuhiro Shirota has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: In conclusion, Katsuhiro Shirota stands as a visionary inventor whose relentless pursuit of innovation has left an indelible mark on the technological landscape, inspiring future generations to continue pushing the boundaries of what is possible.

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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