Numazu, Japan

Yoshikazu Tsukada

This inventor holds 8 USPTO granted patents and 4 published patent applications. Top assignee: Kokusan Denki Co., Ltd.. Active years: 2000-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Tsukada. Retrieved from https://idiyas.com/inventor/yoshikazu-tsukada

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

USPTO Granted Patents = 8 

% Patents Active = 75.0

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 44(Granted Patents)


Company Filing History:


Years Active: 2000-2006

Loading Chart...
8 patents (USPTO):Explore Patents

Title: Innovations by Yoshikazu Tsukada

Introduction

Yoshikazu Tsukada is a prominent inventor based in Numazu, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 8 patents. His work focuses on enhancing the efficiency and functionality of engine control systems.

Latest Patents

One of Tsukada's latest patents is an electronic control unit for a two-cycle internal combustion engine with an exhaust control valve. This innovative unit is designed to control the fuel injection amount under various conditions. It includes a mechanism for detecting abnormalities in the exhaust control valve's operation, ensuring optimal performance. Another notable patent is a signal generator for multi-cylinder internal combustion engines. This device provides precise information on the engine's rotational direction, particularly at extremely low speeds, enhancing the overall control and efficiency of the engine.

Career Highlights

Tsukada has dedicated his career to advancing engine technology. His work at Kokusan Denki Co., Ltd. has positioned him as a key figure in the development of electronic control systems for engines. His inventions have not only improved engine performance but have also contributed to the reduction of emissions.

Collaborations

Throughout his career, Tsukada has collaborated with talented individuals such as Kouji Sasaki and Yoshinobu Arakawa. These partnerships have fostered innovation and have led to the successful development of several groundbreaking technologies in the automotive industry.

Conclusion

Yoshikazu Tsukada's contributions to engine technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence the future of internal combustion engines, making significant strides toward more efficient and environmentally friendly solutions.

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…