Location History:
- Matsudo, JP (1988)
- Narita, JP (1995)
Company Filing History:
2 out of 149 
1 out of 42,526 
Years Active: 1988-1995
Title: Sadao Deyama: Innovator in Die Casting and Cathode-Ray Tube Technologies
Introduction
Sadao Deyama is a notable inventor based in Matsudo, Japan. He has made significant contributions to the fields of die casting and cathode-ray tube technologies. With a total of 2 patents, Deyama's work showcases his innovative spirit and technical expertise.
Latest Patents
Deyama's latest patents include a releasing agent for die casting and advancements in cathode-ray tubes. The releasing agent is characterized by excellent heat insulating properties, making it suitable for low-speed die casting. This agent consists of an aqueous medium containing a dispersing agent and suspended particles of a porous synthetic silicate compound. The second patent focuses on cathode-ray tubes, which are coated on the inner surface with a material that includes a specific weight ratio of graphite, metal oxide, surface treating agent, and water glass. This innovative coating ensures optimal performance and durability.
Career Highlights
Throughout his career, Deyama has worked with prominent companies such as Hitachi Powdered Metals Co., Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various technological advancements.
Collaborations
Deyama has collaborated with notable coworkers, including Toshiya Yamamoto and Koichi Sakai. These partnerships have fostered a creative environment that has led to the development of innovative solutions in their respective fields.
Conclusion
Sadao Deyama's contributions to die casting and cathode-ray tube technologies highlight his role as a significant inventor. His patents reflect a commitment to innovation and excellence in engineering.