This inventor holds 14 USPTO granted patents and 1 EPO patent. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Sanyo Electric Co., Ltd., Panasonic Automotive Systems Co., Ltd.. Active years: 1999-2026.
Location History:
- Kasai, JP (1999 - 2000)
- Ayase, JP (2009)
- Hyogo, JP (2016)
- Osaka, JP (1999 - 2022)
Company Filing History:
8 out of 13,338 
4 out of 8,782 
1 out of 133 
Years Active: 1999-2026
Title: Innovations of Yoshihiko Maeda
Introduction
Yoshihiko Maeda is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of vehicle technology, holding a total of 14 patents. His work primarily focuses on advanced driving devices and systems for vehicles.
Latest Patents
One of his latest innovations is a vehicle driving device that includes an inverter designed to drive a motor. This device features a three-phase bridge circuit with multiple switching elements, a three-phase short circuit for short-circuiting the motor phases, and a control circuit. The control circuit is equipped with a microprocessor that drives the bridge circuit, a malfunction notification circuit that signals any malfunctions, and a latch circuit that holds the malfunction notification signal. This design allows for efficient management of the vehicle's driving capabilities.
Another notable patent is a vehicle driving apparatus that utilizes an inverter to drive a permanent magnet motor. This apparatus includes a three-phase bridge circuit, a drive circuit connected to the bridge circuit, a control circuit, and an abnormality detecting unit. The drive circuit is designed to form short circuits in the motor phases, ensuring that any abnormalities are promptly detected and managed.
Career Highlights
Yoshihiko Maeda has worked with several notable companies throughout his career, including Panasonic Intellectual Property Management Co., Ltd. and Sanyo Electric Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative vehicle technologies.
Collaborations
Throughout his career, Maeda has collaborated with talented individuals such as Toshihiro Suhara and Toshihiro Matsumoto. These collaborations have further enhanced his work and led to the development of groundbreaking technologies in the automotive sector.
Conclusion
Yoshihiko Maeda's contributions to vehicle technology through his patents and collaborations highlight his innovative spirit and dedication to advancing the field. His work continues to influence the automotive industry and pave the way for future innovations.