Katsuya Moteki

This inventor holds 39 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 13 EPO patents, primarily in Internal Combustion Engines. Top assignees: Nissan Motor Company Limited, Unisia Jecs Corporation, Other. Active years: 1999-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuya Moteki. Retrieved from https://idiyas.com/inventor/katsuya-moteki

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

USPTO Granted Patents = 39 (Patent Applications = 1)

% Patents Active = 92.3

CIPO Patents = 1

EPO Patents = 13 (Patent Applications = 7)

Average Co-Inventor Count = 3.1

ph-index = 10

Forward Citations = 282(Granted Patents)

Location History:

Tokyo, JP (1999 - 2010)
Kanagawa, JP (2018)

Company Filing History:

37 out of 13,420

Nissan Motor Company Limited

patents

1 out of 556

Unisia Jecs Corporation

patents

2 out of 834,453

Other

patents

where one patent can have more than one assignee

Years Active: 1999-2018

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Areas of Expertise:

Piston Crank Mechanism

Variable Compression Ratio

Internal Combustion Engine

Thermal Efficiency

Engine Control System

Reciprocating Engine

V-Type Engine

Combustion Control

Piston Actuation

Link Mechanism

Valve Mechanism

Engine Optimization

39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10094276 - Multi-link piston-crank mechanism for internal combustion engine (2018-10-09),

2. 10087833 - Double-link piston crank mechanism for internal combustion engine (2018-10-02),

3. 9945274 - Multi-link piston-crank mechanism for internal combustion engine (2018-04-17),

4. 9856907 - Double-link piston crank mechanism for internal combustion engine (2018-01-02),

5. 7669559 - Internal combustion engine (2010-03-02),

6. 7594467 - Internal combustion engine with improved thermal efficiency (2009-09-29),

7. 7392781 - Crankshaft of piston crank mechanism (2008-07-01),

8. 7363902 - Engine overall height reduction (2008-04-29),

9. 7360513 - Internal combustion engine that uses a variable compression ratio device (2008-04-22),

10. 7357104 - Internal combustion engine piston crank mechanism (2008-04-15),

11. 7290508 - Lower link for piston crank mechanism of internal combustion engine (2007-11-06),

12. 7290507 - Lower link for piston crank mechanism of engine (2007-11-06),

13. 7228838 - Internal combustion engine (2007-06-12),

14. 7191741 - Pin connected link mechanism (2007-03-20),

15. 7159543 - Controlling an engine with a multi link-type piston crank mechanism (2007-01-09),

Introduction

Katsuya Moteki is a prominent inventor based in Tokyo, Japan, known for his innovative contributions to the field of internal combustion engine mechanisms. With a total of 39 patents to his name, Moteki has made significant strides in improving the efficiency and design of engine components.

Latest Patents

Two of Moteki's most recent patents include advancements in multi-link and double-link piston-crank mechanisms for internal combustion engines. The first patent details a unique multi-link piston-crank mechanism featuring a lower link designed with varying stiffness along the crankpin through-hole. This design optimizes performance by enhancing the structural integrity of the lower link. The second patent introduces a double-link piston crank mechanism that consists of a crank pin bearing portion with a thicker central portion, thereby improving the robustness of the linking system and overall engine functionality.

Career Highlights

Moteki has worked with various esteemed organizations, including Nissan Motor Company Limited. His innovative spirit and dedication to research have established him as a key figure in the automotive engineering field.

Collaborations

Throughout his career, Moteki has collaborated with talented engineers and inventors, including Shunichi Aoyama and Kenshi Ushijima. These collaborations enable a synergistic approach to developing new technologies that push the boundaries of current engine designs.

Conclusion

Katsuya Moteki continues to be an influential inventor whose work is shaping the future of internal combustion engines. His latest patents reflect a commitment to innovative design and engineering excellence that benefits the automotive industry and beyond.

Profile summary based on public USPTO records.