Location History:
- Settsu, JP (2005 - 2007)
- Kanagawa, JP (2010 - 2012)
Company Filing History:
3 out of 16,453 
3 out of 27,375 
Years Active: 2005-2012
Title: Toshitomo Umei: Innovator in Video Signal Processing
Introduction
Toshitomo Umei is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of video signal processing, holding a total of 6 patents. His work focuses on enhancing video quality and display capabilities.
Latest Patents
One of Umei's latest patents is a video signal processing apparatus designed to minimize overtaking of fields in a video signal. This apparatus ensures continuous display of the same field while reducing degradation in image quality. It features a field signal holding section that retains the value of an input field signal and outputs it as a held value signal. Additionally, a readout determination section determines which video signal field to read out, optimizing the output quality.
Another significant patent is for a video display device that can display input videos in various screen modes and aspect ratios. This device includes a video conversion circuit that extends the input video signal both horizontally and vertically. The display unit is designed with an aspect ratio longer than 16:9, allowing for effective utilization of the display's capabilities while minimizing any incongruous feelings caused by the extension.
Career Highlights
Throughout his career, Toshitomo Umei has worked with prominent companies such as Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has contributed to his expertise in video technology and innovation.
Collaborations
Umei has collaborated with notable individuals in the industry, including Yuji Mizuguchi and Noboru Katta. These collaborations have further enriched his work and contributions to video signal processing.
Conclusion
Toshitomo Umei is a distinguished inventor whose work in video signal processing has led to significant advancements in the field. His innovative patents and collaborations reflect his commitment to enhancing video technology.