This inventor holds 3 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 1999-2000.
Location History:
- Torrance, CA (US) (1999)
- Suwa, JP (1999 - 2000)
Company Filing History:
Years Active: 1999-2000
Title: Satoshi Hirashima: Innovator in Projection Technology
Introduction
Satoshi Hirashima is a notable inventor based in Suwa, Japan. He has made significant contributions to the field of projection technology, holding a total of 3 patents. His work focuses on enhancing video display systems, making them more efficient and cost-effective.
Latest Patents
Hirashima's latest patents include a projection-type display apparatus that utilizes a unique method of digital and analogue gamma correction. This innovative system first digitally corrects the entire input video signal and then applies analogue correction techniques to a subset of the corrected signal. This approach results in a more accurate gamma correction that is also less expensive than traditional systems. Another feature of his invention is the inclusion of three liquid crystal light valves, which are designed to improve the display quality by driving pixels selectively and sequentially based on video signals. Additionally, he has developed a video signal processing device that samples analog video signals and converts them into digital signals, enhancing the overall performance of video display systems.
Career Highlights
Satoshi Hirashima is currently employed at Seiko Epson Corporation, where he continues to innovate in the field of video technology. His work has been instrumental in advancing projection systems, making them more accessible and efficient for various applications.
Collaborations
Hirashima has collaborated with notable colleagues such as Mamoru Kobayashi and Kiyoshi Miyashita. Their combined expertise has contributed to the development of cutting-edge technologies in the projection industry.
Conclusion
Satoshi Hirashima's contributions to projection technology exemplify the spirit of innovation. His patents reflect a commitment to improving video display systems, making them more effective and affordable. His work continues to influence the industry and inspire future advancements.