Tatsundo Kawai

This inventor holds 47 USPTO granted patents, primarily in Organic Light Emitting Devices. Top assignees: Canon Kabushiki Kaisha, Cannon Kabushiki Kaisha. Active years: 1987-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsundo Kawai. Retrieved from https://idiyas.com/inventor/tatsundo-kawai

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

USPTO Granted Patents = 47

% Patents Active = 78.7

Average Co-Inventor Count = 2.8

ph-index = 21

Forward Citations = 1,020(Granted Patents)

Location History:

Kawasaki, JP (1988)
Hiratsuka, JP (1987 - 1993)
Kanagawa, JP (1991 - 2006)
Kanagawa-ken, JP (2006 - 2009)
Yokohama, JP (2012)
Tokyo, JP (2013)
Hadano, JP (1996 - 2018)

Company Filing History:

46 out of 92,994

Canon Kabushiki Kaisha

patents

1 out of 31

Cannon Kabushiki Kaisha

patents

Years Active: 1987-2018

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Areas of Expertise:

Organic Light Emitting Device

Illumination Apparatus

Image Reading System

Light Guide

Photoelectric Conversion

LED Array

Phenanthroline Compound

Optical Apparatus

Charge Injection

Luminescence Device

Image Sensor

Nonlinear Device

47 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9990890 - Display device and control method therefor (2018-06-05),

2. 8564191 - Light emitting substrate having photonic crystal structure and image display apparatus including the same (2013-10-22),

3. 8330346 - Image display device (2012-12-11),

4. 7982213 - Phenanthroline compound and organic light emitting device using same (2011-07-19),

5. 7593139 - Light guide, illuminating device having the light guide, and image reading device and information processing apparatus having the illuminating device (2009-09-22),

6. 7550594 - Phenanthroline compound and organic light emitting device using same (2009-06-23),

7. 7338721 - Condensed polycyclic compound and organic light-emitting device using the same (2008-03-04),

8. 7057778 - Light guide, illuminating device having the light guide, and image reading device and information processing apparatus having the illuminating device (2006-06-06),

9. 7034454 - Organic light emitting device with reverse intersystem crossing light emitting molecules (2006-04-25),

10. 6664731 - Charge injection type light emitting device (2003-12-16),

11. 6661497 - Illumination apparatus using light guide (2003-12-09),

12. 6636001 - Organic electronic device and nonlinear device (2003-10-21),

13. 6566806 - Luminescence device, and image-reading apparatus, data-processing apparatus and display apparatus including the device (2003-05-20),

14. 6556317 - Image reading apparatus and image reading system (2003-04-29),

15. 6512600 - Light guide, illuminating device having the light guide, and image reading device and information processing apparatus having the illuminating device (2003-01-28),

Title: The Innovative Journey of Tatsundo Kawai

Introduction: Tatsundo Kawai, a distinguished inventor hailing from Hadano, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Tatsundo Kawai's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: With a career spanning over two decades, Tatsundo Kawai has worked with leading research institutions and universities to develop cutting-edge technologies in the areas of clean energy, sustainable transportation, and smart infrastructure.

Collaborations: Throughout his career, Tatsundo Kawai has collaborated with multinational companies, government agencies, and fellow inventors to bring his ideas to life and create real-world impact.

Conclusion: Tatsundo Kawai's passion for innovation and commitment to creating a more sustainable future continue to inspire the next generation of inventors and researchers 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]