Hiroaki Kawakita

This inventor holds 11 USPTO granted patents. Top assignees: Kubota Corporation, Dukane Corporation. Active years: 1977-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Kawakita. Retrieved from https://idiyas.com/inventor/hiroaki-kawakita

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 = 100.0

Average Co-Inventor Count = 2.8

ph-index = 8

Forward Citations = 174(Granted Patents)

Location History:

Sakai, JA (1977)
Osaka, JP (1989 - 1992)
Sakai, JP (1981 - 1996)

Company Filing History:

Years Active: 1977-1996

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5481857 - Mower blade mounting structure (1996-01-09),

2. D340459 - Lawn mower (1993-10-19),

3. 5117936 - Vehicle propelling apparatus (1992-06-02),

4. 5079907 - Lawn mower having a tiltable blade housing (1992-01-14),

5. 5062258 - Terrain traversing apparatus having means for transferring grass (1991-11-05),

6. 4984420 - Dumping apparatus for grass catcher (1991-01-15),

7. 4936885 - Terrain traversing apparatus having means for transferring grass (1990-06-26),

8. 4899525 - Clipping collector equipped with front mower (1990-02-13),

9. 4887686 - Working vehicle (1989-12-19),

10. 4257730 - Stand device for boom-type working implements (1981-03-24),

11. 4009890 - Device for connecting working implement to tractor (1977-03-01),

Title: **Innovator Hiroaki Kawakita: A Pioneer in Mower Technology**

Introduction

Hiroaki Kawakita, an accomplished inventor based in Osaka, Japan, has made significant contributions to the field of lawn care technology. With a total of 11 patents to his name, Kawakita has showcased his innovative prowess through various groundbreaking inventions.

Latest Patents

One of his notable recent patents is the **mower blade mounting structure**. This invention features a mower unit that comprises multiple blade mechanisms, each equipped with a blade and a blade shaft for optimal support. It also includes pulleys and a belt for effective drive transmission among the blade mechanisms. The design incorporates a plate-like support frame to interconnect the blade mechanisms through intermediate members, along with a mower deck and vibration-proofing rubber elements situated between the mower deck and the blade mechanisms. This inventive approach not only enhances the performance of lawn mowers but also improves their durability during operation.

Career Highlights

Throughout his career, Hiroaki Kawakita has worked with reputable companies such as Kubota Corporation and Dukane Corporation, contributing his expertise to the development of innovative technologies in the lawn care industry. His experience in these organizations has allowed him to refine his skills and expand his impact on the field.

Collaborations

Kawakita's collaborative efforts have also played a crucial role in his success. He has had the opportunity to work alongside talented individuals, including colleagues like Shigeru Morita and Kazuo Samejima. These collaborations have fostered a productive environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Hiroaki Kawakita exemplifies the spirit of innovation in the lawn care industry. With his impressive portfolio of patents and contributions to leading companies, he continues to inspire upcoming inventors. His dedication to enhancing the functionality and performance of lawn mowers is a testament to his passion for innovation.

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]