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Inventor profile of:

Masayoshi Doui

City:

Osaka

Country:

Japan

Published Applications:

8

Last publication date:

2026-02-05

Top Assignees for applications by Masayoshi Doui

The entities that hold a legal rights for patent applications filed by inventor Doui Masayoshi:

Yanmar Power Technology Co., Ltd. 4 Osaka, Japan
Yanmar Co., Ltd. 3 Osaka-shi, Osaka-fu, Japan
Yanmar Co., Ltd. 2 Osaka, Japan
Yanmar Holdings Co., Ltd. 1 Osaka, Japan
Yanmar Holdings Co., Ltd. 1 Osaka-shi, Osaka, Japan
Yanmar Power Technology Co., Inc. 1 Osaka, Japan

Recent patent applications by Doui Masayoshi

Masayoshi Doui from Osaka, JP has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-02-05

US20260036094A1

Mechanical engineering

ENGINE SYSTEM

#2 | 2024-05-16

US20240159194A1

Mechanical engineering

ENGINE

#3 | 2023-02-02

US20230033387A1

Mechanical engineering

Engine

#4 | 2022-06-09

US20220178316A1

Mechanical engineering

Engine

#5 | 2021-10-21

US20210324789A1

Mechanical engineering

Engine

#6 | 2021-09-23

US20210293187A1

Mechanical engineering

Engine

#7 | 2019-10-03

US20190301360A1

Mechanical engineering

Engine

#8 | 2019-07-11

US20190211755A1

Mechanical engineering

Engine device

InventorID:

5220558 ⎘