Shoji Hasei

This inventor holds 11 USPTO granted patents, plus 1 CIPO patent and 6 EPO patents. Top assignees: Honda Motor Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 2003-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoji Hasei. Retrieved from https://idiyas.com/inventor/shoji-hasei

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

USPTO Granted Patents = 11

% Patents Active = 63.6

CIPO Patents = 1

EPO Patents = 6 (Patent Applications = 4)

Average Co-Inventor Count = 3.8

ph-index = 6

Forward Citations = 120(Granted Patents)

Location History:

Saitama, JP (2010)
Wako, JP (2003 - 2019)

Company Filing History:

9 out of 22,006

Honda Motor Co., Ltd.

patents

2 out of 10,092

Honda Giken Kogyo Kabushiki Kaisha

patents

Years Active: 2003-2019

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10231378 - Blade mounting structure of lawn mower (2019-03-19),

2. 9763383 - Blade mounting structure of lawn mower (2017-09-19),

3. 8562238 - Pipe handle holding mechanism (2013-10-22),

4. 8316510 - Walk-behind work machine (2012-11-27),

5. 7677019 - Exhaust circulation lawnmower (2010-03-16),

6. 7572159 - Internal combustion engine installed in engine compartment (2009-08-11),

7. 7524224 - Internal combustion engine and outboard motor provided with the same (2009-04-28),

8. 7452256 - Machine provided with internal combustion engine and generator (2008-11-18),

9. 7343727 - Lawn mower exhaust air return (2008-03-18),

10. 6705068 - Lawn mower (2004-03-16),

11. 6655119 - Cutter blade for lawn mower (2003-12-02),

Title: The Innovative Contributions of Shoji Hasei

Introduction

Shoji Hasei is a notable inventor based in Wako, Japan, recognized for his significant contributions to the field of lawn mower technology. With a total of 11 patents to his name, Hasei has developed innovative solutions that enhance the efficiency and functionality of lawn mowers.

Latest Patents

Hasei's latest patents include a blade mounting structure for lawn mowers. This design features a blade holder that includes a shaft-mounted section connected to an output shaft of an engine, along with a blade mounting section for attaching a grass cutting blade. The blade holder is ingeniously designed with a connecting leg section that has a wall thickness dimension that gradually decreases from the shaft-mounted section toward the blade mounting section. Another patent describes a blade mounting structure that incorporates a drive hub mounted on an output shaft of a power source, which protrudes radially outward. This design includes a friction member that transmits driving force from the drive hub to a blade holder, ensuring smooth operation during use. Additionally, an energy absorbing member is integrated into the design to maintain its shape under normal conditions while deforming under excessive load.

Career Highlights

Throughout his career, Shoji Hasei has worked with prominent companies such as Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of lawn mower technology.

Collaborations

Hasei has collaborated with talented individuals in the industry, including Tetsuro Ikeno and Tetsuo Iida. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Shoji Hasei's inventive spirit and dedication to improving lawn mower technology have made a lasting impact in the field. His patents reflect a commitment to innovation and practical design, ensuring that his contributions will be valued for years to come.

Profile summary based on public USPTO records.