Location History:
- Hiratsuka, JP (2003 - 2016)
- Kanagawa, JP (2011 - 2024)
Company Filing History:
9 out of 2,760 
1 out of 58,129 
1 out of 692 Years Active: 2003-2025
Title: Hiroshi Iizuka: Innovator in Tire Management Technologies
Introduction
Hiroshi Iizuka is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of tire management technologies, holding a total of 11 patents. His innovative work focuses on enhancing the safety and longevity of tires through advanced air pressure management systems.
Latest Patents
Iizuka's latest patents include an air pressure management device, an air pressure management method, and an air pressure management program. The air pressure management device features a temperature conversion air pressure calculation unit that computes a temperature conversion air pressure based on the acquired temperature and air pressure of a tire. Additionally, it includes an air pressure decrease rate calculation unit that determines the rate of air pressure decline over a specified period. This device also has a threshold value setting unit that establishes an air pressure decrease rate threshold based on the tire's thermal history. Furthermore, a determination unit assesses whether the air pressure is abnormal based on the calculated decrease rate and the set threshold value.
Another notable patent is the tire casing life management system and method. This system incorporates a temperature sensor to measure tire temperature and a heat history amount calculation unit that evaluates the heat history received by the tire over a specified period. It also includes an accumulation heat amount estimation unit that predicts the heat the tire can receive over a year, along with a casing life prediction unit that estimates the remaining life of the tire casing based on the accumulated heat.
Career Highlights
Throughout his career, Hiroshi Iizuka has worked with notable companies such as The Yokohama Rubber Co., Ltd. and Sony Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in tire management technologies.
Collaborations
Iizuka has collaborated with esteemed colleagues, including Yukio Tozawa and Hidekazu Kikuchi. Their combined expertise has contributed to the advancement of tire safety and performance.
Conclusion
Hiroshi Iizuka's contributions to tire management technologies through his innovative patents demonstrate his commitment to enhancing vehicle safety and efficiency. His work continues to influence the industry and pave the way for future advancements in tire technology.