Location History:
- Yokohamashi, JP (1987)
- Yokohama, JP (1978 - 1997)
Company Filing History:
Years Active: 1978-1997
Title: Innovations of Katsuo Konishi
Introduction
Katsuo Konishi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical recording technology, holding a total of 8 patents. His work has advanced the capabilities of optical systems, making them more efficient and versatile.
Latest Patents
One of his latest patents is an optical recording and reproducing system. This system features an optical recording and reproducing head driving arrangement that includes an optical pick-up. The optical recording medium is positioned between the recording heads, allowing the head to scan tracks while the relative position of the recording medium and rotating arrangement is altered. Each track has an address recorded at the beginning of scanning and a hold signal at the end. The recording head performs recording while the reproducing head handles reproduction. The system is designed to correct any address errors and operate tracking and focusing devices based on detected hold signals.
Another notable patent is a video optical disk system that is compatible with both read-only and writable formats. This system can record and reproduce information in the same format as read-only optical disks, such as LaserDiscs (LD). It employs a writable optical disk with a C/N ratio of at least 60 dB, ensuring high-quality recordings. The player unit includes a common optical head and image processing circuit for both types of disks, allowing users to produce original video software effectively.
Career Highlights
Katsuo Konishi has had a distinguished career at Hitachi, Ltd., where he has been instrumental in developing innovative optical technologies. His work has not only enhanced the functionality of optical systems but has also paved the way for new applications in video software production.
Collaborations
Throughout his career, Konishi has collaborated with notable colleagues, including Masamichi Yamada and Masaaki Kurebayashi. These partnerships have contributed to the advancement of optical recording technologies and have fostered a collaborative environment for innovation.
Conclusion
Katsuo Konishi's contributions to optical recording technology have significantly impacted the industry. His innovative patents and collaborative efforts continue to shape the future of optical systems.