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For the Inventor, By the Inventor

Hitachinaka, Japan

Shiho Izumi

This inventor holds 69 USPTO granted patents and 8 published patent applications and 31 EPO patents, primarily in Construction Machinery (CPC class E02F). Top assignees: Hitachi Construction Machinery Co., Ltd., Hitachi, Ltd., Nissan Motor Company Limited. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shiho Izumi. Retrieved from https://idiyas.com/inventor/shiho-izumi

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

USPTO Granted Patents = 69 

% Patents Active = 78.3

 

Average Co-Inventor Count = 3.9

ph-index = 10

Forward Citations = 274(Granted Patents)

Forward Citations (Not Self Cited) = 255(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo, JP (2005 - 2010)
  • Hitachi, JP (2004 - 2016)
  • Hitachinaka, JP (2011 - 2024)
  • Tsuchiura, JP (2019 - 2024)

Company Filing History:

goldMedal54 out of 1,508 
 
Hitachi Construction Machinery Co., Ltd.
 patents
silverMedal15 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal1 out of 13,420 
 
Nissan Motor Company Limited
 patents
where one patent can have more than one assignee

Years Active: 2004-2026

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Areas of Expertise:
Construction Machinery
Work Machine
Hydraulic System
Risk Management
Construction Management
Automatic Operation
Calibration Support
Excavator Control
Work Implement Measurement
Hybrid Machines
Electronic Control
69 patents (USPTO):Explore Patents
1. 12523781 - Electronic control device (2026-01-13),
2. 12460390 - Completed-work information processing system (2025-11-04),
3. 12448755 - Work machine management system (2025-10-21),
4. 12428821 - Construction machine (2025-09-30),
5. 12252869 - Work machine (2025-03-18),
6. 12209392 - Work machine (2025-01-28),
7. 12203238 - Work machine configured to set a mask range in a field of vision over an antenna for which part of the work machine can become an obstacle when receiving positioning signals from satellites (2025-01-21),
8. 12146293 - Work machine with machine control that stores snapshot data for equipment abnormality diagnosis (2024-11-19),
9. 12146291 - Work machine (2024-11-19),
10. 12106017 - Construction machine (2024-10-01),
11. 12094341 - Risk management system (2024-09-17),
12. 12084841 - Construction management system and work machine (2024-09-10),
13. 12031303 - Work machine (2024-07-09),
14. 12000117 - Construction assisting system and work machine (2024-06-04),
15. 11970840 - Work machine (2024-04-30),

Certainly! Here is the article about inventor Shiho Izumi:

Title: Unveiling the Innovations of Inventor Shiho Izumi

Introduction:

Inventor Shiho Izumi, based in Hitachinaka, Japan, is a prolific inventor with an impressive portfolio of 53 patents. His groundbreaking work in the field of engineering has significantly contributed to technological advancements in various industries.

Latest Patents:

Among his latest patents is a cutting-edge "Work Machine - Coordinate Conversion System" that revolutionizes the process of converting geographic-coordinate-system coordinates into site-coordinate-system coordinates. This innovative system includes a controller, an image-capturing device, and a GNSS antenna, enabling precise calculations and calibrations for efficient work processes.

Additionally, Izumi's "Calibration Work Support System" stands out as a pioneering solution for enhancing calibration processes in machinery. This system includes features such as an input device, a display controller, and an HMD, providing operators with a user-friendly interface for optimal calibration work support.

Career Highlights:

During his illustrious career, Shiho Izumi has made significant contributions while working at prestigious companies such as Hitachi Construction Machinery Co., Ltd. and Hitachi, Ltd. His expertise in engineering and innovative mindset have led to the development of cutting-edge technologies that have reshaped the industry.

Collaborations:

Izumi has collaborated with esteemed professionals in the field, including Kouji Ishikawa and Manabu Edamura. These collaborations have resulted in synergistic efforts to push the boundaries of technological innovation and drive progress in the engineering domain.

Conclusion:

Inventor Shiho Izumi's dedication to innovation and his exceptional contributions to the field of engineering exemplify his visionary approach to problem-solving and technology development. His remarkable patents and collaborations underscore his commitment to pushing the boundaries of technological advancement and revolutionizing the industry landscape.

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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