Location History:
- Katsuta, JP (1981 - 1986)
- Mito, JP (1986 - 1987)
- Ibaraki, JP (2000)
- Hitachinaka, JP (1997 - 2004)
Company Filing History:
16 out of 42,485 
1 out of 152 
1 out of 248 
Years Active: 1981-2004
Title: Innovations of Hiroshi Katada in Hybrid Vehicle Technology
Introduction
Hiroshi Katada is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of hybrid vehicle technology, holding a total of 16 patents. His work focuses on improving the efficiency and performance of hybrid vehicles through innovative systems and methods.
Latest Patents
One of Hiroshi Katada's latest patents is titled "System for driving hybrid vehicle, method thereof and electric power supply system therefor." This invention outlines a system for driving a hybrid vehicle that includes an engine, a motor/generator, a battery, and a controller. The controller is designed with multiple operating modes to optimize the vehicle's performance based on driving conditions. In the engine running electric generating mode, the engine serves as the driving source, and the motor/generator recovers electric power to the battery when the charge ratio is low. The acceleration mode allows both the engine and motor/generator to operate together when the battery charge is high, while the engine running mode utilizes only the engine when the battery charge is sufficient and the accelerator opening degree is small. This innovative system enhances the vehicle's ability to store electric power and improves its overall operating characteristics.
Career Highlights
Hiroshi Katada has worked with notable companies such as Hitachi, Ltd. and Hitachi Automotive Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his expertise in hybrid vehicle technology.
Collaborations
Throughout his career, Hiroshi has collaborated with talented individuals, including Ryoso Masaki and Sanshiro Obara. These partnerships have contributed to the advancement of his innovative projects.
Conclusion
Hiroshi Katada's work in hybrid vehicle technology exemplifies the impact of innovation on modern transportation. His patents and career achievements highlight his dedication to enhancing vehicle efficiency and performance.
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.