logo

For the Inventor, By the Inventor

Nishinomiya, Japan

Hiroyuki Ogasawara

This inventor holds 20 USPTO granted patents, primarily in Lawn Mower Technology. Top assignee: Kubota Corporation. Active years: 1985-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Ogasawara. Retrieved from https://idiyas.com/inventor/hiroyuki-ogasawara

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 11

Forward Citations = 346(Granted Patents)


Location History:

  • Izumi, JP (1985 - 1988)
  • Duluth, GA (US) (2000)
  • Sakai, JP (1995 - 2006)
  • Kawachinagano, JP (2005 - 2007)
  • Nishinomiya, JP (2009)
  • Osaka, JP (1988 - 2011)

Company Filing History:

goldMedal20 out of 2,914 
 
Kubota Corporation
 patents

Years Active: 1985-2011

Loading Chart...
Areas of Expertise:
Mower Unit
Cutting Chambers
Riding Mower
Four-Wheel Drive
Engine Enclosure
Grass Catcher
Power Steering
Transmission
Tractor
Work Vehicle
HST
Automatic Stop Device
20 patents (USPTO):Explore Patents
1. 7980050 - Mower unit (2011-07-19),
2. 7617665 - Mower having cutting chambers (2009-11-17),
3. 7610742 - Mower unit (2009-11-03),
4. 7607284 - Riding-type mower vehicle (2009-10-27),
5. 7162853 - Lawn mower having HST (2007-01-16),
6. 7152704 - Four-wheel drive work vehicle (2006-12-26),
7. 6837324 - Engine enclosure (2005-01-04),
8. 6012273 - Vertically movable grass catcher for a mower (2000-01-11),
9. 5887671 - Working vehicle with power steering (1999-03-30),
10. 5718303 - Engine hood construction of work vehicle (1998-02-17),
11. 5678648 - Working vehicle (1997-10-21),
12. D363939 - Riding mower (1995-11-07),
13. 5410865 - Mid-mount type riding lawn tractor (1995-05-02),
14. 5367864 - Riding lawn mower (1994-11-29),
15. D297538 - Riding lawn mower (1988-09-06),

Title: Innovations in Mowing Technology: The Contributions of Hiroyuki Ogasawara

Introduction

Hiroyuki Ogasawara, an accomplished inventor based in Nishinomiya, Japan, has made significant strides in the field of mowing technology. With a remarkable portfolio of 20 patents, Ogasawara's innovations focus on enhancing the efficiency and functionality of mower units.

Latest Patents

Among his latest innovations, Ogasawara has developed a mower unit that features an innovative mower deck, equipped with multiple rotatable blades. This mower unit includes a strategically designed discharge outlet that allows for the efficient disposal of cut grass. The inclusion of a movable opening and closing member enhances functionality by allowing the operator to easily open or close the discharge outlet as needed.

Furthermore, Ogasawara has also patented a mower that includes a unique design with cutting chambers. This mower features vertical shafts that support the cutting blades and allows for the passage of cut grass between adjacent cutting chambers. The arrangement of cutting blades, which rotate in opposite directions, optimizes the cutting process, contributing to a more effective mowing experience.

Career Highlights

Hiroyuki Ogasawara is affiliated with Kubota Corporation, a leading name in the agricultural and outdoor power equipment sector. His work at Kubota has empowered him to push the boundaries of mowing technology, ensuring that his inventions enhance both performance and user convenience.

Collaborations

Ogasawara has worked alongside talented colleagues including Nobuyuki Yamashita and Kazuaki Kurohara. This collaboration has not only fostered innovation within their projects but also contributed to the overall success of their endeavors at Kubota Corporation.

Conclusion

Hiroyuki Ogasawara's contributions to the mower technology landscape are invaluable. With his innovative designs and collaborative spirit, he continues to drive advancements that enhance the efficiency and effectiveness of mowing equipment, solidifying his status as a leading inventor in his field.

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]
Loading…