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Yokohama, Japan

Fujitsu Semiconductor Limited

USPTO Granted Patents = 1,674

EPO Patents = 231

Trademarks = 2

Forward Citations = 5,105

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1,298 inventors (with patents filed for the assignee):

Kouichi Nagai (54 out of 78 patents)

Wensheng Wang (51 out of 71 patents)

Taiji Ema (44 out of 171 patents)

4. Kenichi Watanabe (42 out of 89 patents)

5. Masashi Shima (31 out of 49 patents)

6. Naoyoshi Tamura (30 out of 50 patents)

7. Yosuke Shimamune (24 out of 41 patents)

8. Kazushi Fujita (22 out of 24 patents)

9. Toru Anezaki (20 out of 40 patents)

10. Takao Nishimura (18 out of 28 patents)

11. Noriyoshi Shimizu (17 out of 50 patents)

12. Hiroyuki Ogawa (16 out of 171 patents)

13. Akira Katakami (16 out of 30 patents)

14. Hideyuki Kojima (16 out of 48 patents)

15. Naoto Adachi (15 out of 30 patents)

Core Competencies:

Semiconductor Device

Semiconductor Memory

Rectifier Circuit

Multicore Architecture

Resource Management

Manufacturing Method

Radio Communication

Power Switching Circuit

Transistor Array Structure

Debugging Techniques

Magnetic Storage Device

Electronic Device

1,674 patents: Sort by Forward Citations

1. 10840130 - Semiconductor device and semiconductor device fabrication method (2020-11-17),

2. 10803910 - Semiconductor storage device and read method thereof (2020-10-13),

3. 10740225 - Semiconductor memory having radio communication function and write control method (2020-08-11),

4. 10546773 - Semiconductor device and semiconductor device fabrication method (2020-01-28),

5. 10432107 - Rectifier circuit and electronic device (2019-10-01),

6. 10360415 - Semiconductor memory having radio communication function and application control method (2019-07-23),

7. 10270341 - Regulator circuit and semiconductor integrated circuit device (2019-04-23),

8. 10269813 - Semiconductor device and method of manufacturing the same (2019-04-23),

9. 10268609 - Resource management in a multicore architecture (2019-04-23),

10. 10192866 - Semiconductor device and manufacturing method of semiconductor device (2019-01-29),

11. 10090201 - Method of manufacturing semiconductor device reducing variation in thickness of silicon layer among semiconductor wafers (2018-10-02),

12. 10012912 - Exposure method, exposure apparatus, and photomask (2018-07-03),

13. 9991270 - Semiconductor device and manufacturing method for same (2018-06-05),

14. 9947575 - Semiconductor device and semiconductor device fabrication method (2018-04-17),

15. 9917092 - Semiconductor device and method of manufacturing the same (2018-03-13),

Fujitsu Semiconductor Limited is a leading provider of advanced semiconductor products and solutions. With a wide range of products including microcontrollers, ASICs, FRAM, and more, Fujitsu Semiconductor aims to contribute to the progress of society through technological innovation. For more information, visit their website.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

1,674 Patents

#2 in Yokohama

#136 in Japan

#583 in the World

Yokohama, Japan

Fujitsu Semiconductor Limited

Forward Citations = 5,105

1,298 inventors:

Kouichi Nagai (54 out of 78 patents)

Wensheng Wang (51 out of 71 patents)

Taiji Ema (44 out of 171 patents)

4. Kenichi Watanabe (42 out of 89 patents)

5. Masashi Shima (31 out of 49 patents)

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