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For the Inventor, By the Inventor

Sakai, Japan

Kiyoshi Hataura

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignee: Kubota Corporation. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Hataura. Retrieved from https://idiyas.com/inventor/kiyoshi-hataura

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

USPTO Granted Patents = 9

% Patents Active = 100.0


Average Co-Inventor Count = 3.8

ph-index = 6

Forward Citations = 87(Granted Patents)


Location History:

  • Sakaishi, JP (1987)
  • Osaka, JP (1989)
  • Sakai, JP (1996 - 2008)
  • Kawachinagano, JP (2013)

Company Filing History:

goldMedal9 out of 2,914 
 
Kubota Corporation
 patents

Years Active: 1987-2013

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9 patents (USPTO):Explore Patents
1. D685819 - Internal combustion engine (2013-07-09),
2. 7469681 - Multi-cylinder engine (2008-12-30),
3. 7328691 - Multi-cylinder engine (2008-02-12),
4. 6250281 - Direct intake port and helical intake port for engine (2001-06-26),
5. 5961294 - Method for attaching a fuel injection device to an engine and fuel (1999-10-05),
6. 5746173 - Divided combustion chamber for diesel engine (1998-05-05),
7. 5479888 - Divided chamber type diesel engine (1996-01-02),
8. 4798183 - Swirl chamber type combustion chamber for diesel engine (1989-01-17),
9. 4703729 - Intake system with double intake ports for internal combustion engine (1987-11-03),

Title: Kiyoshi Hataura: Innovator in Internal Combustion Engine Technology

Introduction

Kiyoshi Hataura is a prominent inventor based in Sakai, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 9 patents. His innovative designs have paved the way for advancements in engine technology.

Latest Patents

One of Hataura's latest patents is for a multi-cylinder engine. This engine features a unique design where the crankshaft spans in a front and rear direction, while the widthwise direction of the cylinder head is perpendicular to this. The multi-cylinder engine includes a cylinder head with an intake-air distributing passage wall on one lateral side and an exhaust-gas converging passage wall on the other. A common rail is strategically arranged around the cylinder head, positioned immediately lateral to the intake-air distributing passage wall. This design optimizes the placement of the intake-air inlet pipe, which stands upright at the upper portion of the intake-air distributing passage wall, ensuring efficient airflow.

Career Highlights

Hataura has dedicated his career to the development of innovative engine technologies. His work at Kubota Corporation has allowed him to collaborate with other talented engineers and contribute to the company's reputation for excellence in engineering.

Collaborations

Some of Hataura's notable coworkers include Osamu Takii and Manabu Miyazaki. Their collaborative efforts have further enhanced the innovative projects at Kubota Corporation.

Conclusion

Kiyoshi Hataura's contributions to internal combustion engine technology exemplify his dedication to innovation. His patents reflect a commitment to improving engine efficiency and performance.

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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