Keiichi Betsui

This inventor holds 73 USPTO granted patents and 4 published patent applications and 1 EPO patent, primarily in Display Technology (CPC class 3133). Top assignees: Fujitsu Corporation, Hitachi Automotive Systems, Ltd., Hitachi, Ltd.. Active years: 1986-2026.

USPTO Granted Patents = 73 (Patent Applications = 4)

% Patents Active = 64.4

EPO Patents = 1 (Patent Applications = 4)

Average Co-Inventor Count = 3.4

ph-index = 14

Forward Citations = 553(Granted Patents)

Forward Citations (Not Self Cited) = 533(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanagawa, JP (1999 - 2000)
Kobe, JP (2002)
Kawasaki, JP (1986 - 2013)
Yokohama, JP (2012 - 2014)
Tokyo, JP (2016 - 2022)

Company Filing History:

Hitachi Automotive Systems, Ltd.

Hitachi Consumer Electronics Co., Ltd.

patents

5. 1 out of 1,009

Central Glass Company, Limited

patents

6. 1 out of 180

Fujitsu Hitachi Plasma Display Limited

Hitachi Maxell, Limited

patents

9. 1 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1986-2026

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Areas of Expertise:

Imaging Apparatus

Stereo Camera

Image Processing Device

Optical System

Liquid Crystal Display

Three-Dimensional Image

Plasma Display Panel

Field Emission Cathode

Display Method

Gas Discharge Panel

Charged Particle Beam

Manufacturing Method

73 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12610113 - Imaging apparatus (2026-04-21),

2. 11346663 - Stereo camera (2022-05-31),

3. 11290703 - Stereo camera, onboard lighting unit, and stereo camera system (2022-03-29),

4. 10992920 - Stereo image processing device (2021-04-27),

5. 10636130 - Image processing device (2020-04-28),

6. 10281272 - Optical system that widens an image capture view angle (2019-05-07),

7. 10026158 - Imaging device (2018-07-17),

8. 9459448 - Beam scanning type display apparatus (2016-10-04),

9. 8692463 - Plasma display panel having inert film and manufacturing method (2014-04-08),

10. 8658988 - Three-dimensional image projector (2014-02-25),

11. 8564514 - Driving method of liquid crystal display device and liquid crystal display device (2013-10-22),

12. 8466861 - Liquid crystal display device and display method (2013-06-18),

13. 8253674 - Drive method for liquid crystal display device and liquid crystal display device (2012-08-28),

14. 8207672 - Plasma display panel having a discharge stabilizer powder and method of manufacturing the same (2012-06-26),

15. 8044901 - Liquid crystal display device having spontaneous polarization (2011-10-25),

Title: Keiichi Betsui: Pioneering Inventor from Kawasaki

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

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

Career Highlights: With a career spanning over two decades, Keiichi Betsui has worked with leading tech companies and research institutions, playing a pivotal role in the development of cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Keiichi Betsui has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge exchange that has led to the creation of transformative technologies.

Conclusion: Keiichi Betsui's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor whose work continues to inspire and shape the future of technology.