Location History:
- Kanagawa, JP (1990 - 2009)
- Atsugi, JP (1997 - 2018)
Company Filing History:
12 out of 556 
7 out of 2,028 
3 out of 134 
Years Active: 1990-2018
Title: The Innovative Mind of Seiji Tsuruta
Introduction
Seiji Tsuruta, based in Atsugi, Japan, is an esteemed inventor recognized for his significant contributions to the field of internal combustion engine technology. With a remarkable portfolio of 27 patents, Tsuruta has dedicated his career to advancing automotive engineering through innovative solutions.
Latest Patents
Among his recent inventions is the "Valve Timing Control Apparatus of Internal Combustion Engine." This apparatus features a driving rotational body connected to a crankshaft, a driven rotational body attached to a camshaft, and an electric motor that facilitates relative rotation between these components when powered. Additionally, his invention includes a deceleration mechanism that effectively decreases the rotational speed of the electric motor before transmitting it to the driven rotational body.
Another notable patent is the "Valve-Timing Control Device for Internal Combustion Engine." This device comprises a driving rotation member and a driven rotation member, alongside a speed reduction mechanism. A unique feature of this invention is the precise circumferential clearance formed within a specific angular range in the circumferential direction, optimizing its efficacy in engine operations.
Career Highlights
Tsuruta has made significant strides in the automotive industry, with key roles at prominent organizations such as Unisia Jecs Corporation and Hitachi Automotive Systems, Ltd. His work has paved the way for new technologies that enhance engine performance and efficiency.
Collaborations
Throughout his career, Tsuruta has collaborated with notable engineers like Hirokazu Uehara and Tamotsu Todo. These partnerships have played a vital role in the development and refinement of his innovative inventions, contributing to his success in the field.
Conclusion
Seiji Tsuruta’s inventive spirit and technical expertise have made him a leading figure in the automotive sector. His 27 patents reflect his commitment to addressing challenges in internal combustion engine technology, underscoring the impact of his work on future automotive innovations.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.