Location History:
- Sagamihara, JP (2001 - 2013)
- Kanagawa, JP (2019 - 2021)
Company Filing History:
7 out of 118 
2 out of 13,411 
Years Active: 2001-2021
Title: Kazuhiko Okamoto: Innovator in Variable Compression Ratio Technology
Introduction
Kazuhiko Okamoto is a notable inventor based in Kanagawa, Japan, recognized for his contributions to internal combustion engine technology. With a total of two patents to his name, Okamoto’s innovations focus on enhancing the performance and adaptability of engines.
Latest Patents
His most recent patent pertains to a display device for an internal combustion engine. This device incorporates a variable compression ratio mechanism that enables the adjustment of the engine’s compression ratio. The display includes an indicator that reflects changes in the engine compression ratio, maintaining its indication consistently within specific dead zones—a crucial feature for effective engine performance.
Okamoto's second patent revolves around a variable compression ratio internal combustion engine equipped with a sophisticated mechanism for adjusting the compression ratio based on the control shaft’s rotational position. This invention includes a drive motor housed within the engine, designed specifically to change and secure the control shaft's position. It also incorporates a learning method for determining the control shaft's reference position by mechanically restricting its allowable rotation, enhancing the precision in engine operation.
Career Highlights
Kazuhiko Okamoto works for Nissan Motor Company Limited, where he applies his expertise in engine technology to drive innovation within the automotive industry. His role at Nissan underscores his commitment to advancing engine performance through innovative mechanical solutions.
Collaborations
Throughout his career, Okamoto has collaborated with esteemed colleagues, including Takumi Nakamura and Eiji Takahashi, who contribute their expertise to various projects aimed at pushing the boundaries of automotive technology.
Conclusion
Kazuhiko Okamoto's innovative spirit and technical prowess have made significant contributions to the field of internal combustion engines. With his patents that enhance engine functionality and adaptability, Okamoto plays a pivotal role in shaping the future of automotive engineering at Nissan Motor Company Limited. His work continues to inspire advancements in engine technology, marking him as a prominent figure in the world of innovations.