This inventor holds 25 USPTO granted patents and 1 published patent application. Top assignees: Aisin Seiki Kabushiki Kaisha, Kabushiki Kaisha Toyota Chuo Kenkyusho, Toyota Jidosha Kabushiki Kaisha. Active years: 1986-2006.
Location History:
- Nagoya, JP (1986 - 1991)
- Aichi, JP (1990 - 1996)
- Aichi-ken, JP (2001)
- Chita, JP (1992 - 2006)
Company Filing History:
25 out of 5,207 
1 out of 1,153 
1 out of 38,774 
Years Active: 1986-2006
Title: Toshiaki Ishiguro: Innovator in Vehicle Weight Estimation Technologies
Introduction
Toshiaki Ishiguro, a prolific inventor based in Chita, Japan, has made significant contributions to the automotive industry, particularly in the field of vehicle weight estimation technologies. With a remarkable portfolio boasting 25 patents, his innovations reflect a deep commitment to improving vehicle performance and safety.
Latest Patents
Among Ishiguro’s latest patents are two notable inventions designed to enhance vehicle weight estimation. The first is a **vehicle weight estimating device** that utilizes an acceleration detecting portion and a driving force estimating mechanism. This device eliminates low-frequency components from detected acceleration and estimated driving force, integrating these factors to provide a precise vehicle weight measurement. It features a vehicle weight averaging component along with limiters for accuracy in the initial setup.
The second invention, the **vehicle weight determining device**, incorporates a microcomputer that assesses vehicle weight by filtering driving forces based on the torque converter's speed ratio. By utilizing an area method to derive integrated driving force and acceleration, this device accurately calculates the vehicle's weight through a straightforward division.
Career Highlights
Ishiguro's career is marked by his tenure with illustrious companies such as Aisin Seiki Co., Ltd. and Toyota Chuo Research Institute. His work in these organizations has allowed him to harness cutting-edge technology and collaborate with top professionals in the automotive sector.
Collaborations
Throughout his career, Toshiaki Ishiguro has collaborated with respected peers, including Hiromi Hasegawa and Toshinori Murahashi. These partnerships have played a crucial role in advancing his research and development initiatives, leading to groundbreaking inventions that serve the automotive industry.
Conclusion
Toshiaki Ishiguro exemplifies the spirit of innovation, driving advancements in vehicle weight estimation through his patentable inventions. His work not only enhances the efficiency of vehicles but also significantly contributes to overall safety in automotive engineering.