Location History:
- Moriguchi, JP (1995 - 1997)
- Osaka-fu, JP (1998)
- Hirakata, JP (1991 - 2002)
Company Filing History:
15 out of 8,782 
2 out of 567 
1 out of 1 Years Active: 1991-2002
Title: **Innovative Mind Behind Optical Pickups: Akira Ibaraki**
Introduction
Akira Ibaraki, an esteemed inventor hailing from Hirakata, Japan, has made significant contributions to the field of optical technology. With an impressive portfolio of 15 patents to his name, Ibaraki has focused much of his innovation on optical pickup apparatuses, particularly those used in laser technology.
Latest Patents
Among Ibaraki's latest patents are advancements in optical pickup apparatuses which utilize an adjusting circuit. One of his notable inventions describes a grating surface of a diffraction grating that effectively diffracts a laser beam emitted from a semiconductor laser device in ±1st order directions. This design features a grating surface formed in a rectangular or elliptic shape, ensuring light spots formed on an objective lens remain accurately positioned within the lens aperture, even during horizontal tracking movements. Another significant patent outlines an optical pickup apparatus aimed at suppressing tracking error signal offsets, utilizing similar innovative grating designs for enhanced performance.
Career Highlights
Ibaraki's career has been marked by his work with reputable corporations such as Sanyo Electric Co., Ltd. and esteemed institutions like the Tokyo Institute of Technology. His role in these organizations allowed him to push the boundaries of optical technology and enhance the functionality of various laser applications.
Collaborations
Throughout his career, Ibaraki has collaborated with notable peers, including colleagues Takenori Goto and Daisuke Ide. These partnerships have fostered an environment of innovation and creativity that has enabled the development of cutting-edge technologies in the field of optics.
Conclusion
Akira Ibaraki continues to inspire future inventors and technologists with his groundbreaking work and dedication to the field of optical technology. His patents not only reflect his ingenuity but also contribute significantly to the advancement of optical systems, solidifying his place as a prominent figure in technological innovation.