Inventors with similar research interests:
Location History:
- Aichi, JP (1987 - 1996)
- Numazu, JP (1997 - 2000)
- Aichi-gun, JP (1996 - 2012)
- Aichi-ken, JP (1996 - 2012)
- Nagakute, JP (1987 - 2020)
Company Filing History:
72 out of 36,499 
17 out of 2,064 
3 out of 9 Years Active: 1987-2020
Title: Innovations by Hidehiro Oba in Hybrid Vehicle Technology
Introduction
Hidehiro Oba is a prolific inventor based in Aichi-ken, Japan, holding an impressive number of 80 patents. His contributions to the automotive industry, particularly in hybrid vehicle technology, have significantly advanced the efficiency and functionality of these vehicles.
Latest Patents
Two of Oba's latest patents focus on innovative control mechanisms in hybrid vehicles. The first patent is titled "Control of Fuel Consumption in a Hybrid Vehicle." This invention involves a vehicle equipped with an engine, a motor generator, a battery, and an ECU (Electronic Control Unit). The system is designed to optimize fuel consumption by selectively performing electric vehicle (EV) running or engine running based on requested power compared to reference power. The ECU dynamically calculates the engine fuel consumption ratio and compares it to a predefined EV criterion line to determine the most efficient power source to engage.
The second patent, "Drive Device for Hybrid Vehicle," details a sophisticated drive device configuration. It incorporates elements such as a countershaft, an engine, multiple motor generators (MG), and a Ravigneaux-type planetary gear unit. The design allows for enhanced interaction between components, utilizing clutches and brakes that regulate power distribution between the engine and the system, which ultimately contributes to more efficient vehicle operations.
Career Highlights
Hidehiro Oba has had a notable career, working with esteemed companies such as Toyota and Aisin Aw Co., Ltd. His experience in these organizations has provided him with the platform to develop his innovative ideas and contribute to advancements in automotive technology.
Collaborations
Throughout his career, Oba has collaborated with talented professionals, including Kazumi Hoshiya and Masahiko Ando. Their combined expertise has undoubtedly facilitated the development of groundbreaking inventions in the hybrid vehicle sector, pushing the boundaries of current automotive technology.
Conclusion
With 80 patents to his name, Hidehiro Oba stands out as a key innovator in the field of hybrid vehicle technologies. His latest inventions showcase a commitment to improving fuel efficiency and vehicle performance, influencing the future of automotive design. His contributions, along with his collaborative efforts, continue to shape the industry's direction toward more sustainable and efficient vehicles.
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