Location History:
- Toyota, JP (1998 - 2010)
- Nagano, JP (2016)
Company Filing History:
8 out of 36,499 
3 out of 19,697 
2 out of 1,600 Years Active: 1998-2016
Title: **The Innovative Mind of Koichi Shimizu**
Introduction
Koichi Shimizu is a prominent inventor based in Toyota, Japan, recognized for his significant contributions to the field of engineering. With a total of 10 patents to his name, he demonstrates a remarkable ability to innovate and improve technologies, particularly in the automotive sector.
Latest Patents
Among his latest inventions, two notable patents stand out. The first is a **Secondary Battery Tester**, which provides a simplified method to determine the capacitance of a secondary battery. This device does not require the application of an AC signal and instead utilizes the time characteristics of the current flowing to the battery and its terminal voltage. By analyzing these characteristics, it accurately assesses whether the battery has degraded based on the obtained capacitance.
The second patent is the **Collar and Variable Valve Actuation Mechanism**. This invention enhances engine functionality by allowing for an even adjustment of the valve lift amount across each cylinder. The mechanism incorporates variable valve lift systems arranged in tandem with the cylinders, connected by a control shaft that moves to operate the system. This innovative design ensures precise control of valve positions and improves overall engine performance.
Career Highlights
Koichi has had a commendable career, having worked with renowned companies like Toyota Motor Corporation and Denso Corporation. His experience in these organizations has greatly contributed to his expertise in automotive engineering and innovation.
Collaborations
Throughout his career, Koichi Shimizu has collaborated with talented individuals such as Hiroyuki Kawase and Yuichi Sakaguchi. Together, they have worked on various projects, further advancing the technology within their respective fields.
Conclusion
Koichi Shimizu exemplifies the innovative spirit essential to advancements in automotive technology. His patents not only showcase his inventive prowess but also his commitment to enhancing the performance and efficiency of engines and battery systems. As he continues to develop new technologies, Koichi remains a significant figure in the world of innovation.
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.