Satoshi Sakai

This inventor holds 61 USPTO granted patents and 2 published patent applications and 2 EPO patents, primarily in Semiconductor Devices (CPC class H01L). Top assignees: Renesas Technology Corp., Mitsubishi Heavy Industries Limited, Hitachi, Ltd.. Active years: 1998-2023.

USPTO Granted Patents = 61 (Patent Applications = 2)

% Patents Active = 52.5

EPO Patents = 2

Average Co-Inventor Count = 3.8

ph-index = 7

Forward Citations = 209(Granted Patents)

Forward Citations (Not Self Cited) = 196(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ome, JP (2001 - 2010)
Kanagawa, JP (2010 - 2014)
Yokohama, JP (1998 - 2016)
Tokyo, JP (2013 - 2023)

Company Filing History:

21 out of 3,781

Renesas Technology Corp.

patents

17 out of 4,736

Mitsubishi Heavy Industries Limited

Hitachi-High-Technologies Corporation

patents

5. 3 out of 1,367

Hitachi High-Tech Corporation

patents

6. 2 out of 7,647

Renesas Electronics Corporation

patents

7. 2 out of 1,445

Stanley Electric Co., Ltd

patents

8. 1 out of 92,799

Canon Kabushiki Kaisha

patents

9. 1 out of 336

Hitachi Ulsi Systems Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1998-2023

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Areas of Expertise:

Vacuum Processing

Plasma Processing

Thin-Film Inspection

Photoelectric Conversion

Solid-State Imaging

Semiconductor Manufacturing

Optical Properties

Film Thickness Measurement

Photovoltaic Devices

Vehicle Light

Resistivity Testing

Manufacturing Method

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11557463 - Vacuum processing apparatus (2023-01-17),

2. 10937635 - Vacuum processing apparatus (2021-03-02),

3. 10892158 - Manufacturing method of a semiconductor device and a plasma processing apparatus (2021-01-12),

4. 10325781 - Etching method and etching apparatus (2019-06-18),

5. 10290472 - Vacuum processing apparatus (2019-05-14),

6. 10192720 - Plasma processing apparatus (2019-01-29),

7. 9490104 - Heat treatment apparatus (2016-11-08),

8. 9093349 - Solid-state imaging apparatus (2015-07-28),

9. 8859887 - Photovoltaic device and process for producing photovoltaic device (2014-10-14),

10. 8598447 - Photoelectric conversion device (2013-12-03),

11. 8550676 - Vehicle light (2013-10-08),

12. 8507312 - Photoelectric-conversion-device fabrication method (2013-08-13),

13. 8497991 - Thin-film inspection apparatus and inspection method (2013-07-30),

14. 8482744 - Thin-film inspection apparatus and method therefor (2013-07-09),

15. 8481848 - Photovoltaic device (2013-07-09),

Title: Inventor Satoshi Sakai

Introduction: Satoshi Sakai is a renowned inventor based in Yokohama, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Satoshi Sakai holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With over two decades of experience in the industry, Satoshi Sakai has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we approach complex challenges.

Collaborations: Throughout his career, Satoshi Sakai has collaborated with top companies and inventors worldwide, fostering a culture of creativity and excellence in the pursuit of technological advancement.

Conclusion: Satoshi Sakai's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology and inspiring generations to come.