Location History:
- Kyoto, JP (2010 - 2019)
- Oyamazaki, JP (2019)
Company Filing History:
2 out of 1,111 
2 out of 1,306 
2 out of 881 
Years Active: 2010-2025
Title: The Innovations of Inventor Takeshi Katayama
Introduction
Takeshi Katayama is a notable inventor based in Kyoto, Japan, recognized for his contributions to projection technology. With a total of six patents to his name, he has made significant advancements in the field, particularly in illumination optical systems and image display apparatuses.
Latest Patents
One of Takeshi Katayama's latest innovations includes a patented projector apparatus. This invention features an illumination optical system comprising a rod lens that equalizes the illuminance of light incident on a micromirror device from lamps. The design also incorporates multiple light-shielding plates to block unnecessary light not incident on the rod lens, optimizing performance. Each light-shielding plate is designed with precision, ensuring that the smaller passages of illumination light enhance the overall picture quality.
Another noteworthy patent is for a projection-type image display apparatus that employs light from several sources to project images formed on a display element. This apparatus integrates light-source coolers that efficiently cool the light sources, with a strategic arrangement that directs the heat dissipating directions uniformly among all the coolers. This innovation ensures effective heat management, enhancing the reliability and longevity of the projection system.
Career Highlights
Takeshi Katayama has worked with prominent companies such as Screen Holdings Co., Ltd. and Maxell, Ltd., where he applied his expertise in developing cutting-edge projection technologies. His experience in these organizations has allowed him to innovate and refine his inventions continually.
Collaborations
Throughout his career, Takeshi has collaborated with esteemed colleagues, including Hiroyuki Fuchioka and Akira Taiji. These partnerships have enabled a synergy of ideas and technical expertise, contributing to the successful development of his projects and patents.
Conclusion
Takeshi Katayama stands out as a key figure in the world of innovation, particularly in projection technology. His patents reflect a deep understanding of optical systems and a commitment to pushing boundaries within the industry. The impact of his work continues to influence future developments in the field, promising a bright future for image display technologies.
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.