Katsuo Akishino

This inventor holds 20 USPTO granted patents, primarily in Internal Combustion Engines. Top assignee: Mitsubishi Jidosha Kogyo Kabushiki Kaisha. Active years: 1978-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuo Akishino. Retrieved from https://idiyas.com/inventor/katsuo-akishino

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 = 5.8

ph-index = 10

Forward Citations = 207(Granted Patents)

Location History:

Kameoka, JA (1978)
Kameoka, JP (1979 - 1981)
Kyoto, JP (1982 - 1993)
Okazaki, JP (1994 - 1995)

Company Filing History:

20 out of 1,650

Mitsubishi Jidosha Kogyo Kabushiki Kaisha

patents

Years Active: 1978-1995

Loading Chart...

Areas of Expertise:

Internal Combustion Engine

Stratified Burning

Air-Fuel Ratio Control

Engine Cooling

Idling Control

Intake Port Structure

Engine Controlling System

Air-Pump System

20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5423300 - Internal combustion engine (1995-06-13),

2. 5417190 - Stratified burning internal combustion engine (1995-05-23),

3. 5295464 - Stratified burning internal combustion engine (1994-03-22),

4. 5270575 - Device for controlling change in idling (1993-12-14),

5. 5245964 - Intake port structure for internal combustion engine (1993-09-21),

6. 5128869 - Engine controlling system for vehicle (1992-07-07),

7. 5119629 - Method of and apparatus for controlling air fuel ratio of internal (1992-06-09),

8. 5096015 - Engine controlling system for vehicle (1992-03-17),

9. 5095878 - Air/fuel ratio control system for internal combustion engine (1992-03-17),

10. 5088043 - Engine controlling system for vehicle (1992-02-11),

11. 5077971 - Air/fuel ratio control system for an internal combustion engine (1992-01-07),

12. 5010863 - Apparatus for preventing engine from stalling (1991-04-30),

13. 4850317 - Intake port device (1989-07-25),

14. 4813408 - Engine cooling device (1989-03-21),

15. 4361123 - Internal combustion engine (1982-11-30),

Title: **The Innovations of Katsuo Akishino: A Pioneer in Internal Combustion Engine Technology**

Introduction

Katsuo Akishino, an esteemed inventor based in Kyoto, Japan, has significantly contributed to the field of internal combustion engine technology. With a remarkable portfolio of 20 patents to his name, Akishino stands out as a leading figure in the automotive industry.

Latest Patents

Among his latest inventions are two groundbreaking patents that demonstrate his innovative approach to engine design. The first is an **Internal Combustion Engine**, which features uniquely designed intake ports aimed at optimizing air flow. Each port is crafted to guide inducted air in a specific direction, featuring a bent portion that enhances air induction while maintaining the directing function. This innovation allows for a greater intake of air, improving the engine's efficiency.

The second patent is for a **Stratified Burning Internal Combustion Engine**. This inventive design includes an intake port and a fuel feed device that create stratified tumble flows of varying fuel concentrations within the combustion chamber. The setup promotes better combustion dynamics, allowing for lean burn capabilities at larger air/fuel ratios by enhancing the stratification of the air-fuel mixture.

Career Highlights

Katsuo Akishino has made his mark at Mitsubishi Jidosha Kogyo Kabushiki Kaisha, better known as Mitsubishi Motors. His work focuses on developing advanced engine technologies that not only meet modern automotive standards but also push the boundaries of performance and efficiency. His inventions have not only been recognized by industry experts but also hold significant promise for the future of automotive engineering.

Collaborations

Throughout his career, Akishino has collaborated with talented coworkers such as Osamu Hirako and Kenji Hori. Together, they have explored innovative solutions to various challenges in engine design, pooling their expertise to enhance vehicle performance and functionality.

Conclusion

Katsuo Akishino's contributions to internal combustion engine technology are noteworthy and serve as a testament to the spirit of innovation in Japan's automotive sector. His patents reflect a commitment to enhancing engine efficiency and reducing environmental impact, making him a pivotal figure in the automotive landscape. As the industry continues to evolve, Akishino’s inventions are sure to play a crucial role in shaping the future of transportation.

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]