Company Filing History:
1 out of 1 
2 out of 832,718 Years Active: 2001-2002
Title: The Innovative Mind of Keizo Shimizu
Introduction
Keizo Shimizu is a prominent inventor hailing from Takasaki, Japan, known for his contributions to engine starting technology. With a total of three patents to his name, Shimizu has made significant strides in the engineering field, particularly focusing on devices that enhance the efficiency of engine operation.
Latest Patents
Shimizu's latest innovations include an engine starting device and an engine starting apparatus. The engine starting device features a self-starting motor capable of rotating the crankshaft of an engine, coupled with a one-way clutch that transmits rotary motion in one direction only. This one-way clutch is designed such that, as the speed of the inner race increases, ratchet pawls engage the outer race through centrifugal force, effectively engaging the clutch.
His engine starting apparatus incorporates two one-way clutches, one in a series of gears transmitting rotation from a starter motor to the crankshaft, and another in a transmission mechanism for a recoil starter. This inventive design ensures that the initial connection occurs only during the specific conditions for starting the engine, improving reliability and performance.
Career Highlights
Throughout his career, Keizo Shimizu has worked with notable companies, including Honda Giken Kogyo Kabushiki Kaisha and Starting Industrial Co., Ltd. His experience in these organizations has allowed him to refine his inventions and play a vital role in developing advanced engine starting technologies.
Collaborations
Shimizu has collaborated with talented individuals like Shigeaki Kuwabara and Taro Kihara, pooling their expertise to push the boundaries of engineering inventions. These partnerships have fostered creative environments that have led to unique developments in the field.
Conclusion
Keizo Shimizu's innovative spirit and dedication to improving engine starting mechanisms reflect his invaluable contributions to the industry. His patents signify not only his technical skills but also his commitment to advancing automotive technology for enhanced performance and reliability. Through his work, Shimizu continues to inspire future inventors in Japan and beyond.
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.