Hiroaki Kohriyama

Title: Hiroaki Kohriyama: Innovator in Liquid Lens Technology

Introduction

Hiroaki Kohriyama is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology, particularly through his innovative work on liquid lenses. His expertise and creativity have led to advancements that enhance the functionality of optical devices.

Latest Patents

Kohriyama holds a patent for a "Method and apparatus for driving a liquid lens." This invention includes a liquid lens driver that features a DC-DC converter, oscillator, pulse width modulator, and control logic circuit. The output buffer circuit divides the converter output voltage into bipolar output voltages, which are then controlled by a PWM signal. This innovative approach allows for precise control of the driving voltage applied to the electrodes of the liquid lens.

Career Highlights

Hiroaki Kohriyama is currently employed at Texas Instruments Corporation, where he continues to develop cutting-edge technologies. His work has been instrumental in advancing the capabilities of liquid lens systems, making them more efficient and effective for various applications.

Collaborations

Kohriyama has collaborated with esteemed colleagues such as Osamu Uchino and Yoshinobu Yamamoto. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in the field.

Conclusion

Hiroaki Kohriyama's contributions to liquid lens technology exemplify the spirit of innovation. His patent and ongoing work at Texas Instruments Corporation highlight his commitment to advancing optical technology. His collaborations with talented colleagues further enhance the impact of his inventions in the industry.