Location History:
- Gunma, JP (2011)
- Ota, JP (2012)
Company Filing History:
1 out of 306 
1 out of 19 
1 out of 3,590 
Years Active: 2011-2012
Title: Yasuhiro Tamada: Innovator in Semiconductor Technology
Introduction
Yasuhiro Tamada is a notable inventor based in Ota, Japan, recognized for his contributions to semiconductor technology. With a total of 2 patents, he has made significant advancements in the field, particularly in the design and manufacturing of semiconductor devices.
Latest Patents
Tamada's latest patents include a semiconductor device that features a serially-connected diode pair. This innovative design utilizes diodes with high withstand voltage and low on-resistance, formed based on a high withstand voltage vertical PNP bipolar transistor process technology. The configuration allows for a high-efficiency full-wave rectifier circuit that eliminates leakage current due to parasitic transistors. Additionally, he has developed a method for manufacturing a lateral PNP transistor that addresses the challenge of achieving a desired current-amplification factor while maintaining breakdown voltage characteristics without increasing device size.
Career Highlights
Throughout his career, Yasuhiro Tamada has worked with prominent companies such as Sanyo Semiconductor Co., Ltd. and Sanyo Semiconductor Manufacturing Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Tamada has collaborated with notable coworkers, including Keiji Mita and Masao Takahashi, who have also made significant contributions to the field of semiconductor technology.
Conclusion
Yasuhiro Tamada's work in semiconductor devices showcases his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of the complexities involved in semiconductor design and manufacturing.
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.