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Tokyo Electron Kabushiki Kaisha

USPTO Granted Patents = 80

Trademarks = 9

Forward Citations = 4,651

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122 inventors (with patents filed for the assignee):

Wataru Okase (8 out of 34 patents)

Katsushin Miyagi (7 out of 9 patents)

Kenichi Yamaga (6 out of 38 patents)

4. Shingo Watanabe (4 out of 17 patents)

5. Tetsu Ohsawa (4 out of 8 patents)

6. Yoichi Deguchi (3 out of 16 patents)

7. Nobuaki Takahashi (3 out of 5 patents)

8. Hiroyuki Iwai (3 out of 11 patents)

9. Kunio Sano (3 out of 12 patents)

10. Hironobu Nishi (3 out of 11 patents)

11. Yuji Ono (3 out of 6 patents)

12. Katsuhiko Mihara (3 out of 9 patents)

13. Satoru Yamashita (2 out of 15 patents)

14. Masami Akimoto (2 out of 103 patents)

15. Akihito Yamamoto (2 out of 50 patents)

Core Competencies:

Probe Device

Heat Treatment Apparatus

Plasma Treatment Apparatus

Wafer Processing

Thermal Processing

Etching Process

Film Deposition

Semiconductor Manufacturing

Vacuum Treatment

Processing Furnace

Treatment System

Conductive Probe Needle

80 patents: Sort by Forward Citations

1. 6072325 - Probe device (2000-06-06),

2. 5853486 - Treatment system and treatment apparatus with multi-stage carrier (1998-12-29),

3. 5829939 - Treatment apparatus (1998-11-03),

4. 5777300 - Processing furnace for oxidizing objects (1998-07-07),

5. 5770098 - Etching process (1998-06-23),

6. 5750436 - Thermal processing method and apparatus therefor (1998-05-12),

7. 5697749 - Wafer processing apparatus (1997-12-16),

8. 5690998 - Method of coating a conductive probe needle (1997-11-25),

9. 5678989 - Heat treatment method using a vertical processing tube (1997-10-21),

10. 5665167 - Plasma treatment apparatus having a workpiece-side electrode grounding (1997-09-09),

11. 5662469 - Heat treatment method (1997-09-02),

12. 5645419 - Heat treatment method and device (1997-07-08),

13. 5639234 - Treatment system and treatment apparatus (1997-06-17),

14. 5622639 - Heat treating apparatus (1997-04-22),

15. 5592581 - Heat treatment apparatus (1997-01-07),

Tokyo Electron Kabushiki Kaisha (shortened as TEL) is a multinational electronics company primarily engaged in the manufacturing and sales of semiconductor and flat panel display production equipment. With headquarters in Tokyo, Japan, TEL operates globally and provides innovative solutions and technologies for the semiconductor industry. TEL's extensive product portfolio includes wafer processing systems, coaters/developers, thermal processing systems, and more. Through continuous research and development, TEL aims to contribute to the advancement of the electronics industry and the realization of a sustainable society.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

80 Patents

#544 in Tokyo

#1,275 in Japan

#9,184 in the World

Tokyo Electron Kabushiki Kaisha

Forward Citations = 4,651

122 inventors:

Wataru Okase (8 out of 34 patents)

Katsushin Miyagi (7 out of 9 patents)

Kenichi Yamaga (6 out of 38 patents)

4. Shingo Watanabe (4 out of 17 patents)

5. Tetsu Ohsawa (4 out of 8 patents)

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