Company Filing History:
2 out of 2,861 
1 out of 96 Years Active: 1987-1988
Title: Ryoji Higashi: Innovator in Video Technology
Introduction
Ryoji Higashi is a notable inventor based in Yamanashi, Japan. He has made significant contributions to the field of video technology, particularly in the development of recording systems. With a total of 2 patents, his work has had a lasting impact on how video signals are recorded and reproduced.
Latest Patents
Higashi's latest patents include innovative systems that enhance video recording capabilities. One of his patents is for a "Video disk and recorder with time recorded twice." This system allows for the recording of a television signal divided into frames and a digital data signal divided into blocks. The unique aspect of this invention is that the time durations of the blocks and frames are not evenly divisible but are recorded together with the counted frames and blocks. The frame time is incremented after a fixed number of frames is counted, while the block time is incremented in the block following the incrementing of the frame time.
Another significant patent is the "Video disc type recording and reproducing system with interference." This invention improves video disc recording and reproducing systems by preventing secondary or higher order sidebands of the FM modulated video signal from affecting an audio signal that is multiplexed with the video signal.
Career Highlights
Throughout his career, Ryoji Higashi has worked with prominent companies in the electronics industry. He has been associated with Pioneer Electronic Corporation and Pioneer Video Corporation, where he contributed to advancements in video technology. His work has been instrumental in shaping modern video recording systems.
Collaborations
Higashi has collaborated with notable individuals in the field, including Toshio Narusawa and Satoru Nomura. These collaborations have further enriched his contributions to video technology.
Conclusion
Ryoji Higashi's innovative patents and career in video technology highlight his importance as an inventor. His work continues to influence the industry and pave the way for future advancements in video recording systems.