Location History:
- Tokyo, JP (1988)
- Hachiohji, JP (1992)
- Nino, JP (1992)
- Hachioji, JP (1987 - 1993)
- Hino, JP (1984 - 1996)
Company Filing History:
Years Active: 1984-1996
Title: Innovator Tsuneo Yanagida: Pioneering Optical Technologies
Introduction
Tsuneo Yanagida, an accomplished inventor based in Hino, Japan, has made significant contributions to the field of optical technology. With a remarkable portfolio of nine patents, he has displayed an exceptional ability to innovate and improve optical devices. His work primarily revolves around the development of cutting-edge optical heads and pick-up devices, demonstrating a clear impact on the industry.
Latest Patents
Among Tsuneo Yanagida's most recent inventions are two fascinating patents:
1. **Optical Head with Built-in Semiconductor Laser**
This innovative optical head integrates a semiconductor laser for light emission, along with a collimator lens that converts the emitted light into a parallel beam. The design features a semiconductor substrate that reflects this light beam, along with an objective lens that focuses the reflected light onto an optical disk. A unique 1/4 wavelength plate is positioned between the substrate and the objective lens, enhancing the functionality of the device. The optical path also includes a beam splitter to manage the returning light, supported by a series of lenses and an optical detector.
2. **Opto-Magnetic Pick-Up Device Including Phase Difference Correcting Means**
This patent introduces an opto-magnetic pick-up device intended for use in information recording and reproduction systems. It is designed with a phase difference correcting mechanism that addresses the variations between the linearly polarized component of reflected light and its orthogonal polarized counterpart. This innovation showcases Yanagida's commitment to advancing optical recording technologies, allowing for more accurate data management.
Career Highlights
Tsuneo Yanagida has been an essential part of Olympus Optical Company, Ltd., a prestigious firm renowned for its contributions to optical and imaging technologies. His role at the company has allowed him to apply his inventive prowess, fostering a culture of innovation and technical excellence.
Collaborations
Throughout his career, Yanagida has worked alongside talented colleagues such as Kiichi Kato and Kazuyasu Motoyama. Their collaborative efforts have contributed to the development of advanced technologies, further solidifying the importance of teamwork in engineering innovations.
Conclusion
In summary, Tsuneo Yanagida stands out as a pivotal figure in optical technology innovation. His patents reflect a deep understanding of optical principles and a commitment to pushing the boundaries of what is possible in the field. With his association with Olympus Optical Company, Ltd. and fruitful collaborations, Yanagida continues to inspire future generations of inventors and engineers.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.