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Yokohama, Japan

Fujitsu Media Devices Limited

USPTO Granted Patents = 158

EPO Patents = 1

Forward Citations = 1,210

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134 inventors (with patents filed for the assignee):

Masanori Ueda (54 out of 125 patents)

Takashi Matsuda (32 out of 186 patents)

Shogo Inoue (31 out of 67 patents)

4. Osamu Kawachi (26 out of 55 patents)

5. Tokihiro Nishihara (23 out of 110 patents)

6. Jun Tsutsumi (19 out of 79 patents)

7. Tsuyoshi Yokoyama (17 out of 67 patents)

8. Tsutomu Miyashita (17 out of 45 patents)

9. Takeshi Sakashita (16 out of 72 patents)

10. Masafumi Iwaki (15 out of 71 patents)

11. Michio Miura (14 out of 54 patents)

12. Seiichi Mitobe (13 out of 17 patents)

13. Shinji Taniguchi (12 out of 92 patents)

14. Satoshi Ueda (9 out of 93 patents)

15. Satoru Matsuda (9 out of 47 patents)

Core Competencies:

Film Bulk Acoustic Resonator

Piezoelectric Thin-Film Resonator

Surface Acoustic Wave Device

Duplexer

Acoustic Wave Device

Resonant Circuit

Oscillator

Transmission Module

Micro-Switching Device

Elastic Wave Device

Filter

Force Sensor Device

158 patents: Sort by Forward Citations

1. 7816998 - Film bulk acoustic resonator and filter (2010-10-19),

2. 7816794 - Electronic device and method of fabricating the same (2010-10-19),

3. RE41813 - Piezoelectric thin-film resonator and filter using the same (2010-10-11),

4. 7800464 - Surface acoustic wave device and duplexer (2010-09-21),

5. 7795999 - Filter having multiple surface acoustic wave filters connected in parallel (2010-09-14),

6. 7786649 - Filter and duplexer (2010-08-31),

7. 7755453 - Duplexer (2010-07-13),

8. 7747227 - Transmission module (2010-06-29),

9. 7746210 - Electronic device (2010-06-29),

10. 7741931 - Acoustic wave device, resonator and filter (2010-06-22),

11. 7741930 - Filter and antenna duplexer (2010-06-22),

12. 7737806 - Piezoelectric thin-film resonator and filter (2010-06-15),

13. 7721411 - Method of manufacturing an acoustic wave device (2010-05-25),

14. 7710220 - Surface acoustic wave device (2010-05-04),

15. 7696833 - Oscillator (2010-04-13),

Fujitsu Media Devices Limited is a subsidiary of Fujitsu Limited, specializing in the development and manufacturing of semiconductor products. We provide a wide range of advanced solutions, including microcontrollers, system LSIs, and discrete devices, to cater to diverse industries such as automotive, industrial, and consumer electronics. Our commitment to innovation and technology excellence enables us to deliver reliable and efficient semiconductor solutions for various applications.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

158 Patents

#15 in Yokohama

#805 in Japan

#5,075 in the World

Yokohama, Japan

Fujitsu Media Devices Limited

Forward Citations = 1,210

134 inventors:

Masanori Ueda (54 out of 125 patents)

Takashi Matsuda (32 out of 186 patents)

Shogo Inoue (31 out of 67 patents)

4. Osamu Kawachi (26 out of 55 patents)

5. Tokihiro Nishihara (23 out of 110 patents)

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