This inventor holds 1 USPTO granted patent. Top assignees: Citizen Electronics Co., Ltd., Citizen Watch Company, Ltd.. Active years: 2020.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 608 
1 out of 2,004 
Years Active: 2020
Title: Masahiko Hamada: Innovator in Light-Emitting Devices
Introduction
Masahiko Hamada is a notable inventor based in Fujiyoshida, Japan. He is recognized for his contributions to the field of light-emitting devices, particularly in enhancing color mixing properties and light emission efficiency.
Latest Patents
Hamada holds a patent for a light-emitting device that utilizes four types of LED elements to produce high-quality white light with excellent color rendering performance. This innovative device includes a phosphor layer, multiple LED elements emitting red, green, blue, and white light, and a carefully designed substrate and sealing mechanism to ensure optimal performance.
Career Highlights
Throughout his career, Masahiko Hamada has worked with prominent companies such as Citizen Electronics Co., Ltd. and Citizen Watch Company, Ltd. His experience in these organizations has contributed significantly to his expertise in the development of advanced lighting technologies.
Collaborations
Hamada has collaborated with fellow inventor Hirohiko Ishii, further enhancing the innovative potential of his projects.
Conclusion
Masahiko Hamada's work in light-emitting devices showcases his commitment to innovation and excellence in technology. His contributions continue to impact the field of lighting, making him a significant figure in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile