Company Filing History:
16 out of 2,921 
1 out of 7 
1 out of 1 Years Active: 2019-2025
Title: Hiroto Sakai: Innovator in Optical Devices
Introduction
Hiroto Sakai is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of optical devices, holding a total of 16 patents. His innovative work has advanced the technology used in various optical applications.
Latest Patents
One of his latest patents is an optical device that includes an angle filter disposed on an optical path in the middle of focusing or in the middle of divergence by a focusing optical element. This angle filter comprises a dielectric multilayer film, where dielectric layers with a first refractive index and those with a second refractive index, lower than the first, are alternately stacked. Another notable patent involves a spatial light modulator (SLM), which includes a modulation unit and a driving circuit. The modulation unit consists of multiple pixels that modulate the phase or intensity of incident light based on the amplitude of a drive signal that changes periodically over time. The driving circuit is responsible for providing this drive signal to the modulation unit, ensuring that the phases of the drive signals for different pixel groups are mutually inverted.
Career Highlights
Hiroto Sakai has worked with notable companies such as Hamamatsu Photonics K.K. and the Inter-University Research Institute Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in optical technology.
Collaborations
Throughout his career, Sakai has collaborated with esteemed colleagues, including Haruyoshi Toyoda and Hiroshi Tanaka. These partnerships have fostered a creative environment that has led to numerous innovations in the field.
Conclusion
Hiroto Sakai's contributions to optical devices and his impressive portfolio of patents highlight his role as a leading inventor in the industry. His work continues to influence advancements in optical technology, showcasing the importance of innovation in this 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.