logo

For the Inventor, By the Inventor

Kawasaki, Japan

Tadashi Doujo

This inventor holds 17 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1995-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Doujo. Retrieved from https://idiyas.com/inventor/tadashi-doujo

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

USPTO Granted Patents = 17

% Patents Active = 94.1

Average Co-Inventor Count = 4.3

ph-index = 9

Forward Citations = 175(Granted Patents)


Location History:

  • Ebina, JP (1995 - 1996)
  • Numazu, JP (1999 - 2002)
  • Kawasaki, JP (1996 - 2003)
  • Kanagawa-ken, JP (2004)
  • Shizuoka, JP (2005)

Company Filing History:

goldMedal17 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1995-2005

Loading Chart...
17 patents (USPTO):Explore Patents
1. 6953646 - Toner particles including a sulfur-containing resin (2005-10-11),
2. 6783910 - Toner for developing electrostatic image (2004-08-31),
3. 6623901 - Toner for developing electrostatic image (2003-09-23),
4. 6365314 - Toner for developing electrostatic image, image forming method and process cartridge (2002-04-02),
5. 6232027 - Toner having negative triboelectric chargeability and image forming method (2001-05-15),
6. 6090515 - Toner for developing electrostatic image, image forming method and (2000-07-18),
7. 6040103 - Toner for developing electrostatic image and image forming method (2000-03-21),
8. 6017669 - Toner for developing an electrostatic image (2000-01-25),
9. 5976752 - Toner and image forming method (1999-11-02),
10. 5955234 - Toner for developing electrostatic image, and image forming method (1999-09-21),
11. 5858597 - Toner for developing electrostatic image containing specified double (1999-01-12),
12. 5773183 - Toner for developing electrostatic images (1998-06-30),
13. 5695902 - Toner for developing electrostatic image, image forming method and (1997-12-09),
14. 5660963 - Toner for developing electrostatic image (1997-08-26),
15. 5578408 - Toner for developing electrostatic image (1996-11-26),

Title: Tadashi Doujo - Innovative Inventor from Kawasaki

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

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

Career Highlights: With a career spanning over two decades, Tadashi Doujo has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

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

Conclusion: Tadashi Doujo's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his reputation as a visionary inventor in the global tech community.

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…