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For the Inventor, By the Inventor

Ikoma, Japan

Genji Kosaka

This inventor holds 4 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1990-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Genji Kosaka. Retrieved from https://idiyas.com/inventor/genji-kosaka

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

USPTO Granted Patents = 4

% Patents Active = 75.0

Average Co-Inventor Count = 3.3

ph-index = 4

Forward Citations = 213(Granted Patents)


Location History:

  • Nara, JP (1990 - 2002)
  • Ikoma-Gun, JP (2004)

Company Filing History:

goldMedal4 out of 25,974 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1990-2004

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4 patents (USPTO):Explore Patents
1. 6742220 - Nozzle unit for vacuum cleaner (2004-06-01),
2. 6345408 - Electric vacuum cleaner and nozzle unit therefor (2002-02-12),
3. 4977306 - Hair dryer having adjustable height and air flow (1990-12-11),
4. 4904847 - Hair dryer having adjustable height and air flow (1990-02-27),

Title: Genji Kosaka: Innovator in Vacuum Cleaner Technology

Introduction

Genji Kosaka is a notable inventor based in Ikoma, Japan. He has made significant contributions to the field of vacuum cleaner technology, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and functionality of vacuum cleaners.

Latest Patents

Among his latest patents is a nozzle unit for an electric vacuum cleaner. This design features a body case with a nozzle that opens toward the surface to be cleaned. It includes a first pipe that is rotatable and coupled to the body case, along with a second pipe that is also rotatable. The air flow passages within these pipes are arranged in a straight line, optimizing the cleaning process. Another patent involves a similar nozzle unit, emphasizing the sliding portion with an arc-shaped cross-section that interacts with the inner surface of the body case.

Career Highlights

Genji Kosaka is associated with Sharp Kabushiki Kaisha Corporation, where he has been instrumental in developing advanced vacuum cleaner technologies. His work has contributed to the company's reputation for innovation in household appliances.

Collaborations

He has collaborated with notable coworkers, including Keiko Matoba and Taichi Tamura, to further enhance the designs and functionalities of their products.

Conclusion

Genji Kosaka's contributions to vacuum cleaner technology exemplify his innovative spirit and dedication to improving everyday appliances. His patents reflect a commitment to enhancing user experience and efficiency in cleaning solutions.

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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