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For the Inventor, By the Inventor

Nirasaki, Japan

Shigeru Kasai

This inventor holds 68 USPTO granted patents and 14 published patent applications and 10 EPO patents, primarily in Plasma Processing (CPC class H01L). Top assignees: Tokyo Electron Limited, Tel-Varian Limited, Nagano Japan Radio Co., Ltd.. Active years: 1995-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Kasai. Retrieved from https://idiyas.com/inventor/shigeru-kasai

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

Calculating rank
USPTO Granted Patents = 68 

% Patents Active = 75.0

 

Average Co-Inventor Count = 2.4

ph-index = 12

Forward Citations = 1,801(Granted Patents)

Forward Citations (Not Self Cited) = 1,748(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Higashiyatsushiro, JP (2002)
  • Yamanashi-ken, JP (1999 - 2003)
  • Nirasaki-shi, JP (2007)
  • Minato-ku, JP (2011)
  • Yamanashi, JP (1995 - 2023)
  • Nirasaki, JP (2004 - 2024)

Company Filing History:

goldMedal63 out of 10,947 
 
Tokyo Electron Limited
 patents
silverMedal2 out of 6 
 
Tel-Varian Limited
 patents
bronzeMedal1 out of 25 
 
Nagano Japan Radio Co., Ltd.
 patents
4. 1 out of 103 
 
Tokyo Electron Limi Ted
 patents
5. 1 out of 4 
 
Tokyo Electronics Limited
 patents
6. 1 out of 834,659 
Other
 patents
where one patent can have more than one assignee

Years Active: 1995-2026

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Areas of Expertise:
Plasma Processing
Temperature Control
LED Technology
Inspection Apparatus
Heating Device
Testing Device
Microwave Plasma
Annealing Apparatus
Silicon Heater
Placement Stand
Dummy Wafer
Antenna Design
68 patents (USPTO):Explore Patents
1. 12660047 - Method for controlling temperature of substrate support and inspection apparatus (2026-06-16),
2. 12557182 - Heating device and control method of led (2026-02-17),
3. 12512345 - Temperature control device, temperature control method, and inspection apparatus (2025-12-30),
4. 12436188 - LED chuck (2025-10-07),
5. 12356508 - Heater temperature control method, heater, and placement stand (2025-07-08),
6. 11940485 - Inspection apparatus and inspection method (2024-03-26),
7. 11828794 - Placement table, testing device, and testing method (2023-11-28),
8. 11776829 - Dummy wafer (2023-10-03),
9. 11774488 - Inspection apparatus including power supply for supplying power to heating mechanism used for heating device (2023-10-03),
10. 11768236 - Test device control method and test device (2023-09-26),
11. 11762011 - Temperature adjustment method for mounting base, inspection device, and mounting base (2023-09-19),
12. 11668665 - Silicon heater bonded to a test wafer (2023-06-06),
13. 11543445 - Inspection apparatus (2023-01-03),
14. 11525856 - Inspection apparatus and inspection method (2022-12-13),
15. 11425791 - Mounting table, and method of manufacturing the mounting table (2022-08-23),

Title: Shigeru Kasai - The Innovative Mind from Nirasaki

Introduction: Shigeru Kasai is a renowned inventor hailing from Nirasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeru Kasai 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, Shigeru Kasai has worked with leading research institutions and tech companies, consistently pushing the boundaries of what is possible in the realm of innovation.

Collaborations: Throughout his career, Shigeru Kasai has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Shigeru Kasai's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and visionaries 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]
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