Location History:
- Aichi, JP (2002)
- Kasugai, JP (1998 - 2007)
Company Filing History:
Years Active: 1998-2007
Title: The Innovations of Sadayasu Tanikawa
Introduction
Sadayasu Tanikawa is a notable inventor based in Kasugai, Japan. He has made significant contributions to the field of optics and medical instruments, holding a total of eight patents. His work focuses on enhancing the functionality and safety of contact lenses and medical compounds.
Latest Patents
One of his latest patents is for a photochromic contact lens that boasts excellent discoloring characteristics. This innovative lens is designed to transition from a colored state to an uncolored state more quickly. It is made from an oxygen-permeable polymer material with a second-order transition point not exceeding 110°C, and it features an oxygen permeation coefficient of at least 50. The lens also contains a dye that exhibits photochromism, enhancing its usability in varying light conditions.
Another significant patent involves a process for preparing a urethane compound for medical instruments. This process is characterized by the reaction of a hydroxyl compound with an isocyanate compound, either without a catalyst or using a catalyst other than an organic tin compound. This method allows for the easy preparation of a urethane compound that demonstrates high safety, particularly while controlling the molecular weight of the compound.
Career Highlights
Throughout his career, Tanikawa has worked with prominent companies, including Menicon Co., Ltd. and Menicon, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in the field.
Collaborations
Tanikawa has collaborated with notable coworkers such as Shoji Ichinohe and Toshio Yamazaki. Their combined expertise has likely fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Sadayasu Tanikawa's contributions to the fields of optics and medical instruments highlight his role as a significant inventor. His patents reflect a commitment to improving safety and functionality in everyday products. His work continues to influence the industry and inspire future innovations.
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.