Company Filing History:
Years Active: 1979-1984
Title: Tadao Shima: Innovator in Image Tube Technology
Introduction
Tadao Shima is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of image tube technology, holding 2 patents that showcase his innovative approach to enhancing image quality and functionality.
Latest Patents
One of Tadao Shima's latest patents is titled "Image tube having a conductive film for preventing spurious discharge." This invention involves an image tube that comprises a conductive film along the inside surface of an insulating tube. The conductive film is designed to prevent spurious discharge and is electrically connected to the photoelectric cathode. The axial length of the conductive film is specified to be between 1/2 and 3/4 of that of the insulating tube. Additionally, the conductive film may be formed along the outside surface of the insulating tube, either with or without a conventional semi-insulating layer.
Another significant patent is "Lead monoxide target and method of manufacturing same." This patent describes a target for an image pick-up tube that employs a layer of lead monoxide (PbO) exhibiting intrinsic conductivity. The surface region of the PbO layer is engineered to trap beam electrons effectively, enhancing resolution and dark current characteristics while maintaining the intrinsically conductive state.
Career Highlights
Tadao Shima is associated with Nippon Electric Co., Ltd., where he has contributed to advancements in imaging technology. His work has been pivotal in developing innovative solutions that improve the performance of image tubes.
Collaborations
Tadao Shima has collaborated with notable colleagues, including Tadafumi Hoshiyama and Kozo Ichikawa. Their combined expertise has fostered a creative environment that encourages innovation in their field.
Conclusion
Tadao Shima's contributions to image tube technology through his patents reflect his dedication to innovation and excellence. His work continues to influence advancements in imaging systems, showcasing the importance of inventive minds in technology.