Location History:
- Osaka-fu, JP (2002 - 2003)
- Osaka, JP (1993 - 2008)
Company Filing History:
9 out of 1,156 
1 out of 832,680 Years Active: 1993-2008
Title: Kazuhiro Doushita: Innovator in Surface Evaluation and Photocatalytic Technology
Introduction
Kazuhiro Doushita is a prominent inventor based in Osaka, Japan. He has made significant contributions to the fields of surface evaluation and photocatalytic technology. With a total of 10 patents to his name, Doushita's work has had a considerable impact on various industries.
Latest Patents
One of Doushita's latest patents is a method for evaluating contamination on the surface of objects. This innovative method quantifies surface contamination, making the quantified value closely resemble human visual perception. The process involves taking a color image of the object's surface, converting it into monochromatic image data, and analyzing the lightness per dot in a dot matrix. This method allows for a more accurate assessment of contamination levels.
Another notable patent is for an article with photocatalytic activity. In this invention, a glass plate is coated with a 50 nm-thick niobium oxide film as a primer layer, followed by a 250 nm-thick titanium oxide photocatalyst film. This unique structure enhances photocatalytic activity by generating more holes near the film surface, overcoming the limitations of conventional titanium oxide films.
Career Highlights
Doushita has worked with notable companies, including Nippon Sheet Glass Company, Limited. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Throughout his career, Doushita has collaborated with esteemed colleagues such as Toyoyuki Teranishi and Takashi Sunada. These partnerships have fostered a creative environment that has led to groundbreaking advancements in his field.
Conclusion
Kazuhiro Doushita's contributions to surface evaluation and photocatalytic technology demonstrate his innovative spirit and dedication to advancing scientific knowledge. His patents reflect a commitment to improving industrial processes and enhancing product performance.
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.