Location History:
- Yokohama, JP (1989)
- Kanagawa, JP (1991)
Company Filing History:
5 out of 13,415 
2 out of 8,213 
1 out of 33 Years Active: 1989-1991
Title: Masahiro Hisatomi: Innovator in Engine Technology
Introduction
Masahiro Hisatomi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to engine technology, holding a total of 5 patents. His work focuses on improving engine performance and efficiency through innovative systems and methods.
Latest Patents
His latest patents include a system and method for detecting engine revolution speed. This invention identifies engine cylinders and controls engine operation based on the detected engine revolution speed. The system utilizes a crank angle sensor that includes a rotor plate synchronized with the engine crankshaft's rotation. It features a series of first slits corresponding to the number of cylinders, which are arranged at equal intervals. The sensor outputs a pulse train signal that aids in executing fuel injection quantity and ignition timing control.
Another significant patent is a clamp for ignition cables. This invention consists of a band-like clamp holder that tightly wraps around the rubber ignition plug cap. It includes inserting and fixing portions on its outer circumference, along with clamp pieces designed for secure locking. The clamp pieces are made from a non-rubber rigid material, ensuring durability and reliability in holding ignition cables.
Career Highlights
Masahiro Hisatomi has worked with prominent companies in the automotive industry, including Nissan Motor Company Limited and Yazaki Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.
Collaborations
His collaborations include working alongside notable colleagues such as Mitsuyasu Tanaka and Hiroyuki Itoh. Their combined expertise has contributed to the advancement of engine technology and innovation.
Conclusion
Masahiro Hisatomi's contributions to engine technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative solutions continue to influence the automotive industry and improve engine performance.