Takayuki Sakai

This inventor holds 31 USPTO granted patents and 18 published patent applications, plus 1 CIPO patent and 7 EPO patents, primarily in Semiconductor Technology. Top assignees: Kabushiki Kaisha Toshiba, Hodogaya Chemical Co., Ltd., Ricoh Company, Ltd.. Active years: 1978-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Sakai. Retrieved from https://idiyas.com/inventor/takayuki-sakai

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

USPTO Granted Patents = 31 (Patent Applications = 18)

% Patents Active = 51.6

CIPO Patents = 1 (Patent Applications = 2)

EPO Patents = 7 (Patent Applications = 5)

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 106(Granted Patents)

Location History:

Chofu, JP (1996 - 2012)
Tokyo, JP (1978 - 2014)
Ishikawa-ken, JP (2014)
Chiyoda-ku, JP (2019)
Osaka, JP (2007 - 2021)

Company Filing History:

13 out of 53,262

Kabushiki Kaisha Toshiba

patents

6 out of 328

Hodogaya Chemical Co., Ltd.

Toyota Jidosha Kabushiki Kaisha

Mitsubishi Electric Corporation

Hogohaya Chemical Co., Ltd.

patent

10. 1 out of 44

Idec Izumi Corporation

patents

where one patent can have more than one assignee

Years Active: 1978-2026

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Areas of Expertise:

Information Processing

Flood Detection

Optical Devices

Pharmaceutical Compounds

Semiconductor Manufacturing

Power Semiconductor

Imaging Devices

Electrophotographic Photoconductors

Surface Treatment

Azo Metal Complexes

Heat Transfer Printing

31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12687400 - Information processing device (2026-07-21),

2. 12664242 - Information processing device (2026-06-23),

3. 12631464 - Flood information processing device (2026-05-19),

4. 12174452 - Mirror support mechanism and optical device (2024-12-24),

5. 10899717 - 4-methyldihydropyrimidinone compounds and pharmaceutical use thereof (2021-01-26),

6. 10822354 - Method for producing 7h-pyrrolo[2, 3-d]pyrimidine derivative and intermediate thereof (2020-11-03),

7. 10370313 - Manufacturing method of purified 1-chloro-2,3,3,3-Tetrafluoropropene and purified 1-chloro-2,3,3,3-tetrafluoropropene (Z) (2019-08-06),

8. 8716782 - Power semiconductor device having a thin gate insulating film with high-k dielectric materials and method for manufacturing the same (2014-05-06),

9. 8716137 - Method for etching polycrystalline silicon, method for manufacturing semiconductor device, and etching program (2014-05-06),

10. 8604069 - Amide compound and medicinal use thereof (2013-12-10),

11. 8339615 - Edge detection method for transparent substrate by detecting non-light-emitting region of transparent substrate (2012-12-25),

12. 7994447 - Push button switch device (2011-08-09),

13. 7960665 - Pushbutton switch device (2011-06-14),

14. 7600881 - Semiconductor light emitting apparatus and its manufacturing method (2009-10-13),

15. 7595885 - Process monitoring system, process monitoring method, and method for manufacturing semiconductor device (2009-09-29),

Title: The Innovative Mind of Takayuki Sakai

Introduction: Takayuki Sakai is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takayuki Sakai 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, Takayuki Sakai has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Takayuki Sakai has collaborated with top researchers, engineers, and scientists both in Japan and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Takayuki Sakai's passion for pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and shape the future of technological advancements globally.

Profile summary based on public USPTO records.