logo

For the Inventor, By the Inventor

Yokohama, Japan

Tetsuji Arai

This inventor holds 23 USPTO granted patents, primarily in Semiconductor Processing. Top assignees: Ushio Denki Kabushiki Kaisha, Ushio Denki, Dainippon Ink and Chemicals, Incorporated. Active years: 1985-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuji Arai. Retrieved from https://idiyas.com/inventor/tetsuji-arai

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 12

Forward Citations = 393(Granted Patents)


Location History:

  • Hyogo, JP (1985)
  • Kobe, JP (1985 - 1986)
  • Tachikawa, JP (1985 - 1986)
  • Yokohama, JP (1989 - 2002)

Company Filing History:

goldMedal16 out of 840 
 
Ushio Denki Kabushiki Kaisha
 patents
silverMedal6 out of 15 
 
Ushio Denki
 patents
bronzeMedal1 out of 630 
 
Dainippon Ink and Chemicals, Incorporated
 patents
4. 1 out of 1 
 
Usho Denki
 patent
where one patent can have more than one assignee

Years Active: 1985-2002

Loading Chart...
Areas of Expertise:
Photoresist Treatment
Semiconductor Wafer
Light-Radiant Furnace
Heating Method
Single Crystal Silicon
Ultraviolet Irradiation
Bonding Discs
Halogen Lamp
Annealing Semiconductors
Flashlight-Radiant Apparatus
23 patents (USPTO):Explore Patents
1. 6365899 - Process for determination of blackening of a lamp (2002-04-02),
2. 5932886 - Ultraviolet irradiation device (1999-08-03),
3. 5785793 - Process and device for bonding discs to one another (1998-07-28),
4. 5677113 - Method for ashing a photoresist resin film on a semiconductor wafer and (1997-10-14),
5. 5168021 - Method for exposing predetermined area of peripheral part of wafer (1992-12-01),
6. 4900938 - Method of treating photoresists (1990-02-13),
7. 4888271 - Method of treating photoresists (1989-12-19),
8. 4882263 - Method of treating photoresists (1989-11-21),
9. 4842992 - Method of treating photoresists (1989-06-27),
10. 4841342 - Apparatus for treating photoresists (1989-06-20),
11. 4840876 - Method of treating photoresists (1989-06-20),
12. 4578143 - Method for forming a single crystal silicon layer (1986-03-25),
13. 4571486 - Heating method of semiconductor wafer (1986-02-18),
14. 4567352 - Flashlight-radiant apparatus (1986-01-28),
15. 4550245 - Light-radiant furnace for heating semiconductor wafers (1985-10-29),

Title: The Innovative Journey of Tetsuji Arai

Introduction: Tetsuji Arai, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Tetsuji Arai's latest patents include groundbreaking inventions in the fields of robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Tetsuji Arai has established himself as a leading figure in the Japanese innovation landscape. His work has been recognized globally for its ingenuity and impact.

Collaborations: Throughout his career, Tetsuji Arai has collaborated with top research institutions, universities, and tech companies to bring his inventions to life. His collaborative spirit has led to the development of cutting-edge technologies that are shaping the future.

Conclusion: Tetsuji Arai's relentless pursuit of innovation and his passion for creating a better world through technology make him a true visionary in the field of inventions. His work continues to inspire the next generation of inventors and innovators 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]
Loading…