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Hitachi Microcomputer Engineering, Ltd.

USPTO Granted Patents = 149

Forward Citations = 2,780

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385 inventors (with patents filed for the assignee):

Atsushi Hasegawa (23 out of 61 patents)

Tadahiko Nishimukai (15 out of 36 patents)

Ikuya Kawasaki (14 out of 43 patents)

4. Makoto Hanawa (10 out of 34 patents)

5. Kunio Uchiyama (8 out of 73 patents)

6. Takashi Tsukamoto (7 out of 21 patents)

7. Haruo Keida (7 out of 11 patents)

8. Kazuhiko Iwasaki (7 out of 15 patents)

9. Masaru Matsumura (6 out of 7 patents)

10. Shuuichi Miyaoka (5 out of 13 patents)

11. Yoshimune Hagiwara (5 out of 31 patents)

12. Toshikazu Arai (5 out of 5 patents)

13. Hiroshi Higuchi (5 out of 5 patents)

14. Isamu Kobayashi (4 out of 35 patents)

15. Hideo Nishijima (4 out of 116 patents)

Core Competencies:

Data Processing

Cache Memory Control

Semiconductor Integrated Circuit

Microprocessor

Dynamic Bus Control

Information Processing System

Matrix Neuron Array

Input Output Control

Solder Connection Diagnosis

Task Execution Control

High-Speed Operating Circuit

Graphic Display Apparatus

149 patents: Sort by Forward Citations

1. 5974533 - Data processor (1999-10-26),

2. 5822761 - Data processing system which controls operation of cache memory based (1998-10-13),

3. 5809274 - Purge control for ON-chip cache memory (1998-09-15),

4. 5712859 - Semiconductor integrated circuit (1998-01-27),

5. 5680631 - Data processor with on-chip cache memory and purge controller responsive (1997-10-21),

6. 5638508 - Method and a system for processing a log record (1997-06-10),

7. 5619677 - Data processing system with an enhanced cache memory control (1997-04-08),

8. 5581698 - Semiconductor integrated circuit device with test mode for testing CPU (1996-12-03),

9. 5566185 - Semiconductor integrated circuit (1996-10-15),

10. 5509133 - Data processing system with an enhanced cache memory control (1996-04-16),

11. 5502825 - Data processing system with an enhanced cache memory control (1996-03-26),

12. 5497482 - Data processor in which external sync signal may be selectively inhibited (1996-03-05),

13. 5493686 - Data processor in which external sync signal may be selectively inhibited (1996-02-20),

14. 5493656 - Microcomputer with dynamic bus controls (1996-02-20),

15. 5493572 - Semiconductor integrated circuit with voltage limiter having different (1996-02-20),

Hitachi Microcomputer Engineering, Ltd. is a subsidiary of Hitachi, Ltd., focusing on the development of microcomputer and software technologies. They offer a wide range of embedded software solutions and services for various industries including automotive, industrial, home appliances, and more. With their expertise in microcontroller development, Hitachi Microcomputer Engineering aims to contribute to a sustainable society by providing innovative and reliable solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

149 Patents

#376 in Tokyo

#838 in Japan

#5,344 in the World

Hitachi Microcomputer Engineering, Ltd.

Forward Citations = 2,780

385 inventors:

Atsushi Hasegawa (23 out of 61 patents)

Tadahiko Nishimukai (15 out of 36 patents)

Ikuya Kawasaki (14 out of 43 patents)

4. Makoto Hanawa (10 out of 34 patents)

5. Kunio Uchiyama (8 out of 73 patents)

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