Company Filing History:
2 out of 42,485 
2 out of 87 
1 out of 116 
Years Active: 1979-1981
Title: Susumu Ohmatoi: Innovator in Phosphor Technology
Introduction
Susumu Ohmatoi is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of phosphor technology, particularly in applications for color televisions. With a total of 3 patents to his name, Ohmatoi's work has had a lasting impact on the industry.
Latest Patents
Ohmatoi's latest patents include innovative advancements in phosphors for color televisions. One of his patents describes a phosphor that is surface-treated with zinc hydroxide, ensuring that the zinc hydroxide attaches in an amount below 0.7 parts by weight per 100 parts by weight of the phosphor. This treatment enhances the light-exposure sensitivity of phosphor slurries used in the production of phosphor screens, resulting in screens that exhibit less color mixing. Another patent outlines a process for forming phosphor screens in color picture tubes. This process involves creating a thin layer using a photosensitive composition that contains an aromatic diazonium salt, which produces tackiness upon exposure to actinic light. The method improves the contact time between the thin layer and phosphor particles by utilizing those coated with specific surface coating materials.
Career Highlights
Throughout his career, Susumu Ohmatoi has worked with prominent companies such as Hitachi, Ltd. and Kasei Optonix, Ltd. His experience in these organizations has allowed him to refine his expertise in phosphor technology and contribute to various innovative projects.
Collaborations
Ohmatoi has collaborated with notable coworkers, including Yasuhiko Uehara and Hitoshi Tanaka. Their combined efforts have further advanced the field of phosphor technology and contributed to the success of their projects.
Conclusion
Susumu Ohmatoi's contributions to phosphor technology have significantly influenced the development of color televisions. His innovative patents and collaborations with industry leaders highlight his role as a key figure in this 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.