Company Filing History:
16 out of 208 
1 out of 8,889 
1 out of 55 
Years Active: 2009-2023
Title: The Innovative Contributions of Dayong Li
Introduction
Dayong Li is a prominent inventor based in Saitama, Japan, known for his significant contributions to optical systems and imaging technology. With a total of 17 patents to his name, Li has made remarkable advancements in the field of optics, particularly in the design of lenses for endoscopes and zoom lenses.
Latest Patents
One of Li's latest patents is a relay optical system for rigid endoscopes. This innovative system includes a lens fixing frame and a plurality of lenses, designed to enhance the functionality of rigid endoscopes. The lens fixing frame consists of several tubular bodies that are joined coaxially, allowing for precise alignment of the lenses. Importantly, the lenses are positioned to maintain a coincident optical axis, ensuring optimal imaging performance. Another notable patent is for a low-cost, miniature, wide-angle high-zoom-ratio zoom lens. This invention aims to provide high imaging performance while being economically viable. The zoom lens comprises a first lens group with positive refracting power, a second lens group with negative refracting power, and a third lens group with positive refracting power, arranged in a specific order to achieve superior imaging results.
Career Highlights
Throughout his career, Dayong Li has worked with renowned companies such as Tamron Company, Ltd. and Nikon Corporation. His experience in these leading organizations has allowed him to refine his skills and contribute to groundbreaking optical technologies.
Collaborations
Li has collaborated with notable professionals in the field, including Toru Nara and Hisayuki Yamanaka. These collaborations have further enriched his work and led to innovative solutions in optical design.
Conclusion
Dayong Li's contributions to the field of optics are significant and impactful. His innovative patents and collaborations with industry leaders highlight his dedication to advancing technology in imaging systems. His work continues to influence the development of optical devices, making him a key figure in the field.
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.