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Kokusai Electric Co., Ltd.

USPTO Granted Patents = 153

Trademarks = 2

Forward Citations = 4,749

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270 inventors (with patents filed for the assignee):

Kenzo Urabe (15 out of 19 patents)

Fumihide Ikeda (9 out of 10 patents)

Yoshihiro Imajo (8 out of 8 patents)

4. Yasuhiro Inokuchi (7 out of 31 patents)

5. Kiyohiko Maeda (6 out of 35 patents)

6. Tetsuhiko Miyatani (6 out of 26 patents)

7. Toshikazu Karino (6 out of 6 patents)

8. Arata Nakagoshi (6 out of 17 patents)

9. Mitsuhiro Hirano (5 out of 7 patents)

10. Kanemi Sasaki (5 out of 13 patents)

11. Kouji Tometsuka (5 out of 15 patents)

12. Yoshinobu Yamamoto (5 out of 7 patents)

13. Ichiro Imaizumi (5 out of 17 patents)

14. Kazuhito Ikeda (5 out of 6 patents)

15. Ouichi Oyamada (5 out of 5 patents)

Core Competencies:

Semiconductor Manufacturing

Mobile Communication Systems

Optical Communication

Wavelength Division Multiplexing

Photoelectric Conversion

Substrate Processing

CDMA Technology

Signal Filtering

Heat Treatment Methods

Analog Optical Transmission

Polarization Diversity Antennas

MOSFET Amplifiers

153 patents: Sort by Forward Citations

1. 7432215 - Semiconductor device manufacturing method and semiconductor manufacturing apparatus (2008-10-07),

2. 6943089 - Semiconductor device manufacturing method and semiconductor manufacturing apparatus (2005-09-13),

3. 6882801 - Wavelength division multiplex optical star coupler, communication station, and optical transmission system (2005-04-19),

4. 6845239 - Positioning system and position calculating method in mobile communication system (2005-01-18),

5. 6807374 - Mobile communication system (2004-10-19),

6. 6804217 - CDMA mobile station apparatus (2004-10-12),

7. 6785257 - Base station (2004-08-31),

8. 6778785 - Photoelectric conversion method, light receiving circuit, and optical communication system (2004-08-17),

9. 6771954 - Remotely controlling operation mode of portable wireless communication terminals (2004-08-03),

10. 6768725 - Receiver, intermittent frame synchronizing method, and portable remote terminal (2004-07-27),

11. 6760360 - Device and method for filtering received signals for mobile telephone system (2004-07-06),

12. 6742977 - Substrate processing device, substrate conveying device, and substrate processing method (2004-06-01),

13. 6716772 - Semiconductor device manufacturing method and semiconductor manufacturing apparatus (2004-04-06),

14. 6711531 - Temperature control simulation method and apparatus (2004-03-23),

15. 6707844 - Synchronous circuit and receiver (2004-03-16),

Kokusai Electric Co., Ltd. is a leading provider of semiconductor manufacturing equipment and solutions. With a focus on innovative technologies, Kokusai Electric delivers high-quality products that meet the demands of the global semiconductor industry. The company offers a range of equipment for wafer processing, thermal processing, and more, enabling customers to achieve improved productivity and performance. Visit their website for more information on their products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

153 Patents

#368 in Tokyo

#820 in Japan

#5,209 in the World

Kokusai Electric Co., Ltd.

Forward Citations = 4,749

270 inventors:

Kenzo Urabe (15 out of 19 patents)

Fumihide Ikeda (9 out of 10 patents)

Yoshihiro Imajo (8 out of 8 patents)

4. Yasuhiro Inokuchi (7 out of 31 patents)

5. Kiyohiko Maeda (6 out of 35 patents)

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