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For the Inventor, By the Inventor

Hitachinaka, Japan

Mitsuo Ogura

This inventor holds 10 USPTO granted patents. Top assignee: Hitachi Koki Co., Ltd.. Active years: 1992-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Ogura. Retrieved from https://idiyas.com/inventor/mitsuo-ogura-a8k508y7

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

Calculating rank
USPTO Granted Patents = 10

% Patents Active = 80.0

Average Co-Inventor Count = 3.3

ph-index = 8

Forward Citations = 154(Granted Patents)


Location History:

  • Katsuta, JP (1992)
  • Hitachinaka, JP (1997 - 2005)

Company Filing History:

goldMedal10 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents

Years Active: 1992-2005

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10 patents (USPTO):Explore Patents
1. 6863135 - Electric power tool (2005-03-08),
2. 6619410 - Electric power tool (2003-09-16),
3. 6089835 - Portable compressor (2000-07-18),
4. 6026713 - Pneumatically operated screw driver (2000-02-22),
5. 5735183 - Power screwdriver and clutch mechanism used therein (1998-04-07),
6. 5730035 - Pneumatically operated screw driver (1998-03-24),
7. 5673758 - Low-noise impact screwdriver (1997-10-07),
8. 5619116 - Universal battery charger chargeable with relevant current dependent on (1997-04-08),
9. 5154572 - Vacuum pump with helically threaded cylinders (1992-10-13),
10. 5120208 - Molecular drag pump with rotors moving in same direction (1992-06-09),

Title: Mitsuo Ogura: Innovator in Electric Power Tools

Introduction

Mitsuo Ogura is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of electric power tools, holding a total of 10 patents. His innovative designs focus on enhancing the functionality and efficiency of power tools.

Latest Patents

One of Ogura's latest patents involves an electric power tool featuring a unique gear mechanism. This design effectively reduces noise by absorbing the collision of gears and is capable of withstanding high torque. A power transmission key made of high-strength plastic is integrated between the output shaft and the gear. Additionally, a plane or a V-groove is formed on each of the output shaft and the gear that contacts the power transmission key.

Career Highlights

Ogura has dedicated his career to advancing technology in the power tool industry. He is associated with Hitachi Koki Co., Ltd., a company known for its innovative products and commitment to quality. His work has significantly impacted the design and functionality of electric power tools.

Collaborations

Throughout his career, Ogura has collaborated with notable colleagues, including Yasuo Sasaki and Mitsuyuki Ishikawa. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Mitsuo Ogura's contributions to electric power tools exemplify his dedication to innovation and excellence. His patents reflect a commitment to improving user experience and tool performance. His work continues to influence the industry and inspire future inventors.

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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