Company Filing History:
2 out of 36,653 
1 out of 5,207 
1 out of 892 
Years Active: 1995-2012
Title: Hitoshi Ikeuchi: Innovator in Automotive Technology
Introduction
Hitoshi Ikeuchi is a notable inventor based in Toyota, Japan. He has made significant contributions to the automotive industry, particularly through his innovative designs and patents. With a total of 3 patents, Ikeuchi has demonstrated his expertise in engineering and design.
Latest Patents
One of Ikeuchi's latest patents is for a disc rotor. This disc rotor features a sliding portion, a hat portion, and a connecting unit that links the two. The connecting unit includes a washer positioned between the radially inner portion of the sliding portion and the radially outer portion of the hat portion. A connecting pin, which has a head portion and a shaft portion, is inserted through a first through-hole in the sliding portion, the washer, and a second through-hole in the hat portion. The riveted portion of the connecting pin is tapered, allowing it to engage with a tapered surface in the hat portion.
Another significant patent is for a spool valve device. This spool valve consists of a sleeve and a spool. The sleeve has two communicating holes that open into the cylinder bore, separated in the axial direction. The spool is fluid-tight and slides within the cylinder bore, with one end opening and closing the first communicating hole and the other end doing the same for the second hole. The design includes an end surface that extends approximately at a right angle to the spool axis, along with an inclined surface that reduces the diameter of the spool.
Career Highlights
Hitoshi Ikeuchi has worked with prominent companies in the automotive sector, including Toyota Motor Corporation and Aisin Seiki Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Ikeuchi has collaborated with talented individuals such as Norihiro Nakamura and Yasuo Konishi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Hitoshi Ikeuchi is a distinguished inventor whose work in automotive technology has resulted in several valuable patents. His innovative designs, particularly in disc rotors and spool valves, showcase his engineering prowess and commitment to advancing the industry.