Mitsuhiko Hirota

This inventor holds 12 USPTO granted patents. Top assignees: Fanuc Corporation, Fujitsu Fanuc Limited. Active years: 1980-1993.

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 8

Forward Citations = 121(Granted Patents)

Location History:

Tokyo, JP (1980 - 1990)
Setagaya, JP (1981 - 1993)

Company Filing History:

Fujitsu Fanuc Limited

patents

Years Active: 1980-1993

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5270632 - Driving system for an induction motor having a circuit for generating a (1993-12-14),

2. 4928052 - Power supply regenerating circuit (1990-05-22),

3. 4837491 - Motor velocity control apparatus (1989-06-06),

4. 4641069 - Plural motor changeover control system (1987-02-03),

5. 4626762 - AC motor control system (1986-12-02),

6. 4588937 - Position control apparatus (1986-05-13),

7. 4581569 - AC motor control apparatus (1986-04-08),

8. 4499414 - AC Motor control method (1985-02-12),

9. 4362976 - Driving circuit for DC motor (1982-12-07),

10. 4268782 - Control system for a DC motor (1981-05-19),

11. 4268781 - DC Motor drive system (1981-05-19),

12. 4207504 - Spindle control system (1980-06-10),

Title: The Innovations of Mitsuhiko Hirota

Introduction

Mitsuhiko Hirota is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, particularly in the area of motor systems. With a total of 12 patents to his name, Hirota's work has had a lasting impact on various industries.

Latest Patents

Among his latest patents is a driving system for an induction motor, which includes a power supply regenerating circuit. This innovation showcases his expertise in enhancing motor efficiency and performance.

Career Highlights

Hirota has had a distinguished career, working with notable companies such as Fanuc Corporation and Fujitsu Fan Limited. His experience in these organizations has allowed him to develop cutting-edge technologies and solutions.

Collaborations

Throughout his career, Hirota has collaborated with talented individuals, including Yoshiki Fujioka and Shigeki Kawada. These partnerships have contributed to the advancement of his projects and innovations.

Conclusion

Mitsuhiko Hirota's contributions to technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence advancements in motor systems and beyond.