Company Filing History:
18 out of 42,485 
2 out of 152 Years Active: 1979-1994
Title: Innovative Mind of Tsutomu Omae
Introduction:
Tsutomu Omae is a renowned inventor based in Hitachi, Japan, with an impressive portfolio of 18 patents. His work primarily focuses on enhancing the safety and efficiency of electric vehicles, showcasing a strong commitment to innovation in the automotive sector.
Latest Patents:
Among his latest inventions is a failure detection method for electric vehicles and fail-safe control. This revolutionary method aims to ensure safe driving by enabling torque control, even in cases of sensor malfunctions. The invention detects the mode of current sensor disorder and allows for continued torque control through clever estimations. For instance, if only one of three current sensors fails, the remaining sensors provide data to estimate the failing sensor's output. Additionally, should two or more sensors fail, the system switches to an alternative torque control method based on AC current reference. Furthermore, his design incorporates mechanisms to handle failures in speed sensors, ensuring the motor can still function safely under such conditions.
Another noteworthy patent is the motor-driven power steering apparatus. This invention features a generator that produces two distinct voltage outputs: one for operating the power steering system and another dedicated to charging a battery for other electrical loads. This dual functionality enhances the overall efficiency of vehicle power management.
Career Highlights:
Tsutomu Omae has made significant contributions to the automotive industry through his tenure at prestigious companies like Hitachi, Ltd. and Hitachi Automotive Engineering Co., Ltd. His innovative work has driven advancements in electric vehicle technology, particularly in safety systems.
Collaborations:
Throughout his career, Tsutomu Omae has collaborated with esteemed coworkers, including Katsuji Marumoto and Toshihiko Matsuda. Together, they have pushed the envelope in automotive innovations, leading to more robust and reliable vehicle technologies.
Conclusion:
Tsutomu Omae's contributions to the field of electric vehicles through his patents underscore his status as a leading inventor. His focus on safety and efficiency demonstrates the critical role of innovation in shaping the future of transportation, ensuring a safer driving experience for all. His work continues to inspire future inventions and improvements in the automotive industry.
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.