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For the Inventor, By the Inventor

Tokyo, Japan

Hiroshi Ishida

This inventor holds 32 USPTO granted patents and 2 published patent applications and 3 EPO patents, primarily in Induction Motor Control. Top assignees: Fujitsu Fanuc Limited, Fanuc Corporation, Alps Electric Co., Ltd.. Active years: 1978-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Ishida. Retrieved from https://idiyas.com/inventor/hiroshi-ishida-1zarxn04

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 32 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.5

ph-index = 13

Forward Citations = 376(Granted Patents)


Location History:

  • Tokyo, JA (1978)
  • Hamura, JP (1981 - 1984)
  • Nishitama, JP (1985)
  • Hamuramachi, JP (1982 - 1994)
  • Tokyo, JP (1982 - 2013)

Company Filing History:

goldMedal14 out of 187 
 
Fujitsu Fanuc Limited
 patents
silverMedal11 out of 6,287 
 
Fanuc Corporation
 patents
bronzeMedal2 out of 4,048 
 
Alps Electric Co., Ltd.
 patents
4. 2 out of 198 
 
Hochiki Corporation
 patents
5. 2 out of 141 
 
Mayekawa Mfg. Co., Ltd.
 patents
6. 1 out of 2 
 
Chiyoda Kohan Co., Ltd
 patents

Years Active: 1978-2025

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Areas of Expertise:
Induction Motor Control
Pressure Sensor Package
Filtration Apparatus
Fire Detecting Apparatus
Pulse Encoder
Speed Detecting Apparatus
Inverter Circuit
Motor Drive Apparatus
Voltage Comparison Device
Rotational Speed Detection
AC Motors
Magnetoresistance Elements
32 patents (USPTO):Explore Patents
1. 12392539 - Particles object freezing device (2025-08-19),
2. 12345461 - Particles object freezing device (2025-07-01),
3. D689391 - Pressure sensor package (2013-09-10),
4. D689390 - Pressure sensor package (2013-09-10),
5. 6197203 - Filtration method and filtration apparatus (2001-03-06),
6. 5727634 - Fire detecting/extinguishing apparatus and water discharging nozzle (1998-03-17),
7. 5726451 - Scan type fire detecting apparatus (1998-03-10),
8. 5334924 - Induction motor control system (1994-08-02),
9. 4796005 - Circuit device for a positional encoder (1989-01-03),
10. 4780703 - Rotary encoder apparatus (1988-10-25),
11. 4724339 - Low electric power consumption voltage comparison device (1988-02-09),
12. 4680525 - Induction motor driving system (1987-07-14),
13. 4600835 - Pulse encoder having a circuit for diagnosing abnormalities (1986-07-15),
14. 4560927 - Speed detecting apparatus (1985-12-24),
15. 4558269 - Induction motor drive apparatus (1985-12-10),

Title: A Pioneer in Innovation: The Inspiring Journey of Inventor Hiroshi Ishida

Introduction:

Hiroshi Ishida, a leading inventor in Tokyo, JP, is renowned for his unwavering dedication to innovation and excellence. With a remarkable portfolio of 30 patents, Ishida's work continues to shape the future of technology and inspire a new generation of inventors.

Latest Patents:

Among his latest patents is the groundbreaking Pressure Sensor Package - a testament to Ishida's commitment to pushing the boundaries of technological advancement and enhancing the efficiency of sensing technologies.

Career Highlights:

Having worked at esteemed companies such as Fujitsu and Fanuc Corporation, Ishida has honed his skills and expertise in the field of technology. His contributions have significantly influenced the development of cutting-edge solutions in industries ranging from electronics to robotics.

Collaborations:

Throughout his career, Ishida has collaborated with notable industry peers, including Shigeki Kawada and Katsuo Kobari. These collaborations have not only resulted in innovative breakthroughs but have also fostered a culture of knowledge-sharing and creativity within the technology landscape.

Conclusion:

Inventor Hiroshi Ishida's relentless pursuit of innovation and his passion for excellence stand as a testament to his visionary approach towards technology. His impact on the industry is profound, inspiring countless individuals to strive for greatness and revolutionize the world of inventions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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