Location History:
- Himeji, JP (1991 - 1995)
- Hyogo, JP (1996)
- Tokyo, JP (2000 - 2003)
Company Filing History:
31 out of 21,351 
2 out of 488 
1 out of 26 
Years Active: 1991-2003
Title: Innovations of Atsuko Hashimoto: A Pioneer in Internal Combustion Engine Technologies
Introduction: Atsuko Hashimoto, based in Tokyo, Japan, is a notable inventor with an impressive portfolio of 34 patents. His work primarily focuses on advancing technologies within internal combustion engines. Hashimoto's inventions showcase his commitment to enhancing engine performance and efficiency.
Latest Patents: Among his latest contributions, Hashimoto has developed a Cylinder Identifying System for Internal Combustion Engines. This innovative system allows for rapid fuel injection and ignition controls for individual cylinders when the engine is started. The technology utilizes a crank angle signal and a cam signal, incorporating a pulse signal number storage mechanism to differentiate ignition control periods for each cylinder.
Another significant patent is the Valve Timing Control System for Internal Combustion Engines. This system accelerates the activation of a catalytic converter during the cold starting operation of an engine. It employs actuators connected to cam shafts, hydraulic pressure supply units, and a sophisticated controller that adjusts the phase of cam shafts relative to the crank shaft. With features that lock and unlock the phase setting, this system significantly improves engine performance from the outset.
Career Highlights: Throughout his career, Atsuko Hashimoto has been associated with distinguished companies, including Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Denki K.K. His work in these organizations has allowed him to push the boundaries of engine technology and innovation.
Collaborations: In his professional journey, Hashimoto has collaborated with esteemed colleagues such as Tatsuhiko Takahashi and Toshio Iwata. Their combined expertise has played a vital role in bringing his innovative ideas to fruition, further advancing the field of internal combustion engine technology.
Conclusion: Atsuko Hashimoto's substantial contributions to the field of internal combustion engines through his numerous patents underscore his role as a key innovator. His dedication to improving engine functionality and efficiency has made a significant impact, propelling advancements within the automotive industry. As he continues to develop innovative solutions, Hashimoto remains a notable figure in the realm of engineering and invention.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.