Company Filing History:
4 out of 504 
1 out of 10 Years Active: 1981-1982
Title: Innovations by Yoshihiro Hayakawa
Introduction
Yoshihiro Hayakawa is a notable inventor based in Akigawa, Japan. He has made significant contributions to the field of tire technology, holding a total of 4 patents. His work focuses on enhancing vehicle safety and efficiency through innovative tire monitoring systems.
Latest Patents
One of his latest patents is a tire internal pressure monitoring and display apparatus. This invention comprises a resonance coil assembly secured to a rotational body of a vehicle and an oscillation coil assembly secured to a stationary vehicle body side. These assemblies are electromagnetically coupled and produce a resonance phenomenon that generates a signal sensitive to the internal pressure of the tire. The signal is displayed at the driver's seat without utilizing any expensive and complex integrated circuit. Another significant patent is the tire pressure drop detecting apparatus. This apparatus detects a pressure drop in a tire chamber of a tire-and-wheel assembly for an automotive vehicle. It includes an oscillator assembly held stationary with respect to the vehicle body structure and a resonator assembly mounted on the wheel rim. The resonator assembly comprises a resonant inductor and a resonant capacitor, which are electrically connected across a pressure-sensitive switch unit directly communicating with the tire chamber.
Career Highlights
Yoshihiro Hayakawa has worked with prominent companies in the automotive industry, including Bridgestone Tire Company Limited and Mitaka Instrument Company Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in tire technology.
Collaborations
Throughout his career, Hayakawa has collaborated with talented individuals such as Akira Matsuda and Shigeo Yasuda. These collaborations have contributed to the advancement of his inventions and the overall progress in tire monitoring technology.
Conclusion
Yoshihiro Hayakawa's contributions to tire technology through his innovative patents demonstrate his commitment to improving vehicle safety and performance. His work continues to influence the automotive industry and inspire future innovations.