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Hitachi Microcomputer System, Ltd.

USPTO Granted Patents = 61

Forward Citations = 1,304

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239 inventors (with patents filed for the assignee):

Yasushi Akao (7 out of 52 patents)

Mitsuru Watabe (7 out of 61 patents)

Shumpei Kawasaki (7 out of 27 patents)

4. Eiji Sakakibara (7 out of 13 patents)

5. Kaoru Fukada (7 out of 14 patents)

6. Shigeki Masumura (7 out of 19 patents)

7. Kouki Noguchi (7 out of 45 patents)

8. Akira Yamamoto (6 out of 416 patents)

9. Kazunari Suzuki (6 out of 55 patents)

10. Kunihiro Tsubosaki (6 out of 85 patents)

11. Shuya Fujita (5 out of 11 patents)

12. Takanaga Yamazaki (4 out of 28 patents)

13. Shiro Baba (4 out of 60 patents)

14. Yoichi Asano (4 out of 13 patents)

15. Katsuhiko Ishida (4 out of 13 patents)

Core Competencies:

Network Systems

Microcomputers

Semiconductor Devices

Speech Recognition

Phase Lock Loops

Data Storage

Graphics Processing

Neuro-Computing

Signal Processing

Battery Protection

Electronic Devices

Communications Systems

61 patents: Sort by Forward Citations

1. 6148411 - Network system having function of changing route upon failure (2000-11-14),

2. 6131154 - Microcomputer having variable bit width area for displacement (2000-10-10),

3. 6112174 - Recognition dictionary system structure and changeover method of speech (2000-08-29),

4. 6060770 - Semiconductor device and process for producing the same (2000-05-09),

5. 6055651 - Emulator and corresponding trace control method (2000-04-25),

6. 6046770 - Imaging apparatus (2000-04-04),

7. 6032266 - Network system having function of changing route upon failure (2000-02-29),

8. 5991545 - Microcomputer having variable bit width area for displacement and (1999-11-23),

9. 5987589 - Microcomputer and microcomputer system (1999-11-16),

10. 5969976 - Division circuit and the division method thereof (1999-10-19),

11. 5946548 - Method for manufacturing a MISFET device where the conductive film has a (1999-08-31),

12. 5904556 - Method for making semiconductor integrated circuit device having (1999-05-18),

13. 5896025 - Secondary battery protection device from overcharge/overdischarge (1999-04-20),

14. 5874773 - Lead frame having a supporting pad with a plurality of slits arranged to (1999-02-23),

15. 5869888 - Semiconductor device with lead structure on principal surface of chip (1999-02-09),

Hitachi Microcomputer System, Ltd. is a technology company specializing in microcomputer systems. They provide innovative solutions for various industries, including automotive, industrial automation, telecommunications, and more. Their expertise lies in developing advanced microcontrollers, embedded systems, and software solutions. Hitachi Microcomputer System, Ltd. aims to enhance efficiency, productivity, and functionality through their cutting-edge technologies.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

61 Patents

#621 in Tokyo

#1,475 in Japan

#11,494 in the World

Hitachi Microcomputer System, Ltd.

Forward Citations = 1,304

239 inventors:

Yasushi Akao (7 out of 52 patents)

Mitsuru Watabe (7 out of 61 patents)

Shumpei Kawasaki (7 out of 27 patents)

4. Eiji Sakakibara (7 out of 13 patents)

5. Kaoru Fukada (7 out of 14 patents)

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