Location History:
- Saitama, JP (2008)
- Kumagaya, JP (2012 - 2013)
Company Filing History:
Years Active: 2008-2013
Title: **Innovator Spotlight: Shigeharu Shirane**
Introduction
Shigeharu Shirane, a talented inventor based in Kumagaya, Japan, has made significant contributions to the field of optical technologies. With a total of five patents to his name, his work focuses primarily on optical pickup devices, showcasing innovative solutions that enhance optical data retrieval processes.
Latest Patents
Among his notable inventions are two groundbreaking optical pickup devices. The first patent outlines a device equipped with an astigmatism element that imparts astigmatism to reflected laser light from a recording layer. This design incorporates a spectral element, which effectively classifies the reflected light into four third areas, channeling it to corresponding sensors on a photodetector while managing the propagation of the light uniquely. His second patent expands on this idea, introducing a spectral element divided into six second areas that similarly guide reflected light to sensors but incorporates a first area positioned at a 45-degree angle. These patents underscore Shirane's innovative approach to enhancing optical data extraction.
Career Highlights
Shigeharu Shirane has dedicated a significant portion of his career to advancing optical technologies at Sanyo Electric Co., Ltd. His expertise in optical pickup devices has not only led to multiple patents but has also fortified the company's standing in the industry. His innovative contributions highlight the importance of precision engineering in the field of optical electronics.
Collaborations
Throughout his career, Shirane has collaborated closely with notable colleagues, including Kenji Nagatomi and Shinsei Kasahara. These collaborations have fueled a creative environment and contributed to the successful development of cutting-edge optical technologies, ultimately enhancing product capabilities and innovation within their field.
Conclusion
Shigeharu Shirane exemplifies the spirit of innovation in the realm of optical technologies. His five patents, especially related to optical pickup devices, reflect a commitment to improving data retrieval processes. By working at Sanyo Electric Co., Ltd. alongside his talented coworkers, Shirane continues to shape the future of optical engineering, making significant strides in the industry.
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.