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Kokusai Electric Corporation

USPTO Granted Patents = 608

EPO Patents = 5

Trademarks = 12

Forward Citations = 1,749

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348 inventors (with patents filed for the assignee):

Naofumi Ohashi (54 out of 99 patents)

Yoshitomo Hashimoto (46 out of 64 patents)

Kimihiko Nakatani (42 out of 50 patents)

4. Yusaku Okajima (34 out of 35 patents)

5. Hidenari Yoshida (32 out of 44 patents)

6. Tomoshi Taniyama (29 out of 50 patents)

7. Shuhei Saido (29 out of 45 patents)

8. Tadashi Takasaki (29 out of 38 patents)

9. Arito Ogawa (24 out of 56 patents)

10. Shun Matsui (24 out of 30 patents)

11. Yoshiro Hirose (21 out of 145 patents)

12. Tetsuya Kosugi (21 out of 39 patents)

13. Takafumi Sasaki (21 out of 34 patents)

14. Motomu Degai (20 out of 22 patents)

15. Tsuyoshi Takeda (20 out of 40 patents)

Core Competencies:

Substrate Processing Apparatus

Semiconductor Device Manufacturing

Plasma Generating Apparatus

Cleaning Method

Heat Insulation Structure

Batch Type Vertical Processing

Raw Material Supply System

Exhaust System Cleaning

Substrate Holder

Control Program

Non-Transitory Computer-Readable Medium

Processing Method

608 patents: Sort by Forward Citations

1. 12509768 - Method of manufacturing semiconductor device, substrate processing apparatus and evaporation system (2025-12-30),

2. 12505989 - Substrate processing apparatus, and method of manufacturing semiconductor device (2025-12-23),

3. 12504332 - Substrate temperature sensor, substrate retainer and substrate processing apparatus (2025-12-23),

4. 12503770 - Substrate processing apparatus and non-transitory computer-readable recording medium (2025-12-23),

5. 12503768 - Substrate processing apparatus, method of manufacturing semiconductor device, method of processing substrate, and gas injector (2025-12-23),

6. 12503767 - Non-transitory computer-readable recording medium, substrate processing apparatus and substrate processing method (2025-12-23),

7. 12497696 - Gas supply structure and substrate processing apparatus (2025-12-16),

8. 12494364 - Method of manufacturing semiconductor device, substrate processing method, substrate processing apparatus, and recording medium (2025-12-09),

9. 12494363 - Method of processing substrate, method of manufacturing semiconductor device, recording medium, and substrate processing apparatus (2025-12-09),

10. 12492476 - Substrate processing apparatus, method of processing substrate, method of manufacturing semiconductor device, and plasma generation device preliminary (2025-12-09),

11. 12489010 - Substrate processing apparatus and method of manufacturing semiconductor device (2025-12-02),

12. 12488999 - Substrate processing apparatus, cleaning method, and method of manufacturing semiconductor device (2025-12-02),

13. 12488962 - Substrate processing apparatus, plasma generating apparatus, and method of manufacturing semiconductor device (2025-12-02),

14. 12476129 - Substrate processing apparatus, method of manufacturing semiconductor device, and recording medium (2025-11-18),

15. 12473648 - Substrate processing apparatus, substrate processing method, method of manufacturing semiconductor device and non-transitory computer-readable recording medium (2025-11-18),

KOKUSAI ELECTRIC CORPORATION is a global leader in the design, development, and manufacturing of semiconductor equipment. With a wide range of cutting-edge products and solutions, KOKUSAI serves customers in the semiconductor industry worldwide. Their advanced equipment supports various stages of the semiconductor manufacturing process, ensuring high-quality and reliable production. KOKUSAI focuses on innovation, efficiency, and customer satisfaction to provide comprehensive solutions for semiconductor manufacturers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

608 Patents

#142 in Tokyo

#320 in Japan

#1,571 in the World

Kokusai Electric Corporation

Forward Citations = 1,749

348 inventors:

Naofumi Ohashi (54 out of 99 patents)

Yoshitomo Hashimoto (46 out of 64 patents)

Kimihiko Nakatani (42 out of 50 patents)

4. Yusaku Okajima (34 out of 35 patents)

5. Hidenari Yoshida (32 out of 44 patents)

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