Location History:
- Moriguchi, JP (2007)
- Osaka, JP (2005 - 2008)
Company Filing History:
Years Active: 2005-2008
Title: Innovations of Koji Kameda
Introduction
Koji Kameda is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of gate drivers and motor driving devices. With a total of 5 patents to his name, Kameda's work has had a substantial impact on the efficiency and functionality of power transistors.
Latest Patents
Kameda's latest patents include a gate driver and a motor driving device that incorporates this gate driver. The gate driver is designed to control a power transistor by utilizing a gate electrode insulated with an oxide film. It features a first current source that outputs a first current value to elevate the electric potential of the gate electrode, transitioning the power transistor from a shut-off state to a conductive state. Additionally, a second current source lowers the electric potential to revert the transistor back to the shut-off state. This innovative structure allows for an efficient and effective means of controlling power transistors with minimal components.
The motor driving device developed by Kameda employs multiple MOSFETs connected in series to drive a motor. Each connection point of the series circuits is linked to a driving coil of the motor. The design ensures that the current tolerance of the MOSFET is maximized, enhancing the overall performance of the motor driving device.
Career Highlights
Kameda is currently employed at Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry. His work at this organization has allowed him to further his research and development efforts in innovative technologies.
Collaborations
Throughout his career, Kameda has collaborated with esteemed colleagues such as Hirokazu Yamasaki and Hiromi Tanoue. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Koji Kameda's contributions to the field of electrical engineering through his patents and innovations demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and inspire future innovations.