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For the Inventor, By the Inventor

Mobara-shi, Japan

Hitachi Device Engineering Co., Ltd.


USPTO Granted Patents = 217


Forward Citations = 2,899

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416 inventors (with patents filed for the assignee):

goldMedal Masashi Horiguchi (20 out of 180 patents)

silverMedal Takesada Akiba (17 out of 50 patents)

bronzeMedal Naoto Kobayashi (15 out of 22 patents)

4.  Mitsuru Goto (13 out of 74 patents)

5.  Iwao Takemoto (11 out of 82 patents)

6.  Yoshihiro Imajo (11 out of 39 patents)

7.  Yasushi Kawase (11 out of 21 patents)

8.  Goro Kitsukawa (11 out of 70 patents)

9.  Nobuyuki Ishige (9 out of 42 patents)

10.  Ken Shibata (9 out of 29 patents)

11.  Toshio Miyazawa (9 out of 170 patents)

12.  Takayuki Kawahara (9 out of 126 patents)

13.  Yukihide Ode (9 out of 25 patents)

14.  Hiroaki Nambu (9 out of 36 patents)

15.  Shunichi Saeki (9 out of 21 patents)


Core Competencies:
Semiconductor Device
Liquid Crystal Display
Semiconductor Integrated Circuit
Semiconductor Memory Circuit
Active Matrix Display
Voltage Level Converter
Non-Volatile Memory
Display Device
Data Processing System
Lighting Device
Drive Circuit
Offset Voltage Reduction

217 patents:

1. 8644090 - Semiconductor device (2014-02-04),
2. 8634170 - Semiconductor integrated circuit (2014-01-21),
3. 8264893 - Semiconductor device (2012-09-11),
4. 8164731 - Liquid crystal display device (2012-04-24),
5. 8139327 - Semiconductor integrated circuit (2012-03-20),
6. 8031546 - Semiconductor device (2011-10-04),
7. 7995417 - Semiconductor memory circuit (2011-08-09),
8. 7990355 - Liquid crystal display device with influences of offset voltages reduced (2011-08-02),
9. 7956976 - Liquid crystal display device (2011-06-07),
10. 7944538 - Liquid crystal display device (2011-05-17),
11. 7916261 - Liquid crystal display device (2011-03-29),
12. 7881026 - Semiconductor integrated circuit (2011-02-01),
13. 7868860 - Liquid crystal display device (2011-01-11),
14. 7830355 - Liquid crystal display device (2010-11-09),
15. 7830347 - Liquid crystal display device with influences of offset voltages reduced (2010-11-09),
Hitachi Device Engineering Co., Ltd. is a subsidiary of Hitachi Ltd., a global technology company headquartered in Tokyo, Japan. With a focus on advanced device engineering, the company specializes in the development and manufacture of innovative electronic devices and components. These include semiconductors, display devices, sensors, and other cutting-edge technologies that contribute to various industries such as automotive, telecommunications, healthcare, and more. With a commitment to quality and excellence, Hitachi Device Engineering Co., Ltd. strives to provide reliable and sustainable solutions to meet the evolving needs of its customers worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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217 Patents

#2 in Mobara-shi

#648 in Japan

#3,818 in the World

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Mobara-shi, Japan

Hitachi Device Engineering Co., Ltd.

Forward Citations = 2,899

416 inventors:

goldMedal Masashi Horiguchi (20 out of 180 patents)

silverMedal Takesada Akiba (17 out of 50 patents)

bronzeMedal Naoto Kobayashi (15 out of 22 patents)

4.  Mitsuru Goto (13 out of 74 patents)

5.  Iwao Takemoto (11 out of 82 patents)

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