Tokyo, Japan

Shuzo Isozumi

This inventor holds 32 USPTO granted patents, primarily in Fuel Injection Technology. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation, Osg Corporation. Active years: 1988-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuzo Isozumi. Retrieved from https://idiyas.com/inventor/shuzo-isozumi

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


% Patents Active = 90.6

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 279(Granted Patents)


Location History:

  • Hyogo, JP (1989 - 1997)
  • Himeji, JP (1988 - 1998)
  • Toyko, JP (2000)
  • Tokyo, JP (1997 - 2008)
  • Chiyoda-ku, JP (2009)

Company Filing History:


Years Active: 1988-2009

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Areas of Expertise:
Throttle Body
Fuel Injector
High-Pressure Pump
Starter Motor
Planetary Gear
Dynamo-Electric Machine
Transmission Control
Coaxial Starter
Fuel Supply Apparatus
One Way Clutch
Generator
Actuator
32 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Shuzo Isozumi

Introduction: Shuzo Isozumi is a prominent inventor based in Tokyo, Japan, recognized for his significant contributions to technology through a remarkable portfolio of 32 patents. His innovative work primarily focuses on advancements in automotive systems, particularly related to electronically controlled devices.

Latest Patents: Among his most notable recent inventions is the electronically-controlled throttle body. This device features a throttle valve equipped with a valve disc that is mounted on a shaft rotatably supported within a body that contains an air-intake passage. The throttle body varies the opening area of the air-intake passage by rotating the valve disc, controlling the air intake for enhanced engine efficiency. The design incorporates a reduction gear mechanism that includes both a planetary gear mechanism and a spur gear reduction gear mechanism, allowing for precise control of rotational drive power from the motor to the valve shaft.

Another significant patent is for an actuator that operates the transmission control valve of an automatic transmission apparatus. This innovation includes a rotor with rare-earth magnets housed within an exterior casing. The design features a penetrating aperture and a filter that ensures the smooth operation of the motor central axis. This actuator is vital for automating transmission processes, improving vehicle performance.

Career Highlights: Throughout his career, Shuzo Isozumi has made an impact in the field of technology while working with leading companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. His tenure at these companies has been marked by a dedication to innovation and excellence in engineering.

Collaborations: Shuzo Isozumi has worked alongside talented engineers and inventors, including colleagues Keisaku Zenmei and Keiichi Konishi. Their collaborations have contributed to a fruitful environment for innovation, allowing for the successful development of cutting-edge technologies in the automotive industry.

Conclusion: Shuzo Isozumi's contributions as an inventor have had a profound impact on the technology sector, particularly in automotive systems. His innovative patents not only showcase his expertise but also underline the importance of collaboration and continuous advancement in engineering. As he continues to innovate, the industry will undoubtedly benefit from his creative solutions and dedication to technology.

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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