Location History:
- Toyota, JP (2016 - 2020)
- Novi, MI (US) (2019 - 2020)
Company Filing History:
Years Active: 2016-2020
Title: Yoshiaki Yamakawa: Innovator in Valve Timing Control Technology
Introduction
Yoshiaki Yamakawa is a prominent inventor based in Toyota, Japan. He has made significant contributions to the field of valve timing control technology, holding a total of 12 patents. His innovative designs have the potential to enhance the performance of internal combustion engines.
Latest Patents
Yamakawa's latest patents include a valve opening/closing timing control device. This device features a driving side rotator that synchronously rotates with the crankshaft of an internal combustion engine. It also includes a driven side rotator that is coaxially disposed with the rotation axis of the driving side rotator and integrally rotates with a valve opening/closing camshaft. The design incorporates advance and retard chambers formed between the driving and driven side rotators, along with a lock mechanism that engages with a recessed portion on one of the rotators. Additionally, a connecting bolt is included, which has an internal space and features advance, retard, and lock ports as through-holes. Another notable patent is the valve opening and closing timing control apparatus, which consists of a drive-side rotational body, a driven-side rotational body, and an intermediate lock mechanism that selectively switches between lock and unlock states.
Career Highlights
Yoshiaki Yamakawa has dedicated his career to advancing automotive technology. He works at Aisin Seiki Kabushiki Kaisha, a leading company in the automotive parts industry. His work focuses on improving the efficiency and functionality of internal combustion engines through innovative valve timing solutions.
Collaborations
Yamakawa collaborates with talented individuals in his field, including Masaki Kobayashi and Hiroyuki Amano. These collaborations foster a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Yoshiaki Yamakawa is a key figure in the realm of valve timing control technology. His contributions through patents and collaborations continue to shape the future of automotive engineering.
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.