Location History:
- Yokohama, JP (1993 - 2001)
- Yokosuka, JP (1997 - 2011)
Company Filing History:
6 out of 42,496 
3 out of 1,112 
3 out of 203 
Years Active: 1993-2011
Title: Seiji Ono: Innovator in Optical Technology
Introduction
Seiji Ono is a prominent inventor based in Yokosuka, Japan, known for his significant contributions to optical technology. With a total of 10 patents to his name, Ono has made remarkable advancements in the field, particularly in optical pickups and related devices.
Latest Patents
One of his latest patents is an optical pickup having thermal expansion compensation. This invention addresses the issue of optical axis displacement due to changes in ambient temperature. The optical pickup consists of an optical unit and a case that holds the unit securely. The design ensures that the optical axis remains stable even when the optical unit undergoes thermal expansion. Another notable patent is for an optical element feeding device and an optical pickup unit utilizing this device. This invention focuses on creating a compact and lightweight design while ensuring stable operation. It features a main shaft, a sub shaft, and a movable frame that supports an optical element, all working together to enhance performance.
Career Highlights
Throughout his career, Seiji Ono has worked with reputable companies such as Hitachi, Ltd. and Hitachi Maxell, Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical technology.
Collaborations
Ono has collaborated with notable coworkers, including Nobuyuki Kaku and Yoshimi Maehara. Their combined expertise has contributed to the success of various projects and patents in the optical field.
Conclusion
Seiji Ono's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in optical devices and systems.