Location History:
- Yokohama, JP (2010 - 2015)
- Tokyo, JP (2009 - 2018)
- Saitama, JP (2019 - 2021)
Company Filing History:
6 out of 42,485 
4 out of 1,057 
2 out of 15,844 
Years Active: 2009-2021
Title: Tsutomu Usui: Innovator in White Balance Technology
Introduction
Tsutomu Usui is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of imaging technology, particularly in the area of white balance adjustment. With a total of 14 patents to his name, Usui's work has had a considerable impact on how images are processed in various lighting conditions.
Latest Patents
Among his latest innovations is a white balance adjustment device and method. This device features a statistics acquisition portion that includes an area setting portion for defining multiple luminance ranges. It also has an average value calculation portion that computes the average color difference values of image signals within these ranges. The correction portion of the device determines a correction function based on these average values and corrects the color difference values accordingly. Another notable patent is for a vehicle-mounted camera system. This system executes appropriate white balance correction processing for both long and short exposure time images captured in varying illumination environments. It includes a vehicle-mounted camera, a signal processing device for executing white balance corrections, and a system control part that adjusts processing based on the illumination environment.
Career Highlights
Usui has worked with notable companies such as Hitachi, Ltd. and Clarion Co. His experience in these organizations has allowed him to refine his skills and contribute to advancements in imaging technology.
Collaborations
Some of his notable coworkers include Norihiko Nakano and Haruhiko Higuchi. Their collaboration has likely fostered innovative ideas and solutions in their respective fields.
Conclusion
Tsutomu Usui's contributions to white balance technology and imaging systems demonstrate his innovative spirit and technical expertise. His patents continue to influence the way images are captured and processed, showcasing the importance of his work in the 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.