Company Filing History:
3 out of 27,375 
1 out of 1 Years Active: 2001-2007
Title: Toyoyuki Shimazaki: Innovator in Optical and Semiconductor Technologies
Introduction
Toyoyuki Shimazaki is a notable inventor based in Osaka, Japan. He has made significant contributions to the fields of optical and semiconductor technologies. With a total of 4 patents to his name, his work has had a considerable impact on various electronic devices.
Latest Patents
One of his latest patents is an optical transmitter designed to prevent a light-emitting diode from continuously emitting light when the input terminal level is fixed high. This invention aims to avoid issues such as battery exhaustion and breakdown of the light-emitting diode in devices like PDAs and cellular phones. The design includes a high-pass filter that passes high-frequency components of an optical transmission input signal and a binary circuit that binarizes the output signal for effective optical transmission.
Another significant patent is related to a semiconductor device and its manufacturing method. This device features a semiconductor substrate of a first conduction type, an intrinsic semiconductor layer, and a first semiconductor layer of a second conduction type. The structure allows for the formation of a diode for photoelectric conversion, with transistors isolated from the semiconductor substrate to enable independent adjustment of their characteristics.
Career Highlights
Throughout his career, Toyoyuki Shimazaki has worked with prominent companies, including Matsushita Electric Industrial Co., Ltd. and Matsushita Electronics Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
He has collaborated with notable coworkers such as Tetsuo Chato and Yuzo Shimizu, further enhancing his contributions to the field.
Conclusion
Toyoyuki Shimazaki's innovative work in optical and semiconductor technologies has led to advancements that benefit various electronic devices. His patents reflect a commitment to solving practical problems in technology, making him a significant figure in his field.
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.