This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Renesas Electronics Corporation. Active years: 2014-2018.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kanagawa, JP (2014 - 2017)
- Tokyo, JP (2018)
Company Filing History:
Years Active: 2014-2018
Title: Daisuke Iijima: Innovator in Semiconductor Technology
Introduction
Daisuke Iijima is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on improving the efficiency and reliability of semiconductor devices.
Latest Patents
One of his latest patents is a semiconductor device and fault detecting method. This innovative method detects faults in a semiconductor device, which includes a power device mounted on a metal base and a drive circuit for driving the power device. The method identifies potential faults by measuring the thermal resistance between the metal base and the power device. It calculates the temperature difference of the power device before and after it is driven, allowing for early detection of faults based on the increase in thermal resistance.
Another notable patent is for a power supply device and semiconductor device. This invention reduces switching loss by decreasing the switching frequency of a PFC power supply during light load conditions while maintaining a high switching frequency during heavy load operation. This approach improves efficiency in light load operations without the need to enlarge the boosting inductor and output smoothing capacitor.
Career Highlights
Daisuke Iijima is currently employed at Renesas Electronics Corporation, where he continues to innovate in the semiconductor field. His work has been instrumental in advancing technologies that enhance the performance and reliability of electronic devices.
Collaborations
Throughout his career, Daisuke has collaborated with notable colleagues, including Kazuhito Ayukawa and Nobutoshi Kasai. These collaborations have contributed to the development of cutting-edge technologies in the semiconductor industry.
Conclusion
Daisuke Iijima's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the efficiency and reliability of electronic devices, making a lasting impact on the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile