This inventor holds 23 USPTO granted patents and 6 published patent applications and 2 EPO patents. Top assignees: Canon Kabushiki Kaisha, Asahi Glass Company, Limited, Agc Inc.. Active years: 1976-2026.
Location History:
- Tokyo, J (1976)
- Tokyo, JA (1976 - 1978)
- Kawasaki, JP (1981 - 1983)
- Ichihara, JP (2008)
- Chiba, JP (2006 - 2009)
- Tokyo, JP (1978 - 2014)
- Chiyoda-ku, JP (2012 - 2022)
Company Filing History:
14 out of 92,842 
6 out of 2,560 
3 out of 1,142 
Years Active: 1976-2026
Title: Innovations and Contributions of Hajime Katayama
Introduction
Hajime Katayama is an esteemed inventor based in Tokyo, Japan, with a remarkable portfolio of 19 patents to his name. His work primarily focuses on advanced materials and composite technologies, making significant contributions to various industries.
Latest Patents
Among his notable achievements, Katayama's latest patents include a method for producing lanthanum hexaboride-containing composite particles. This innovative method enables the formation of products with high transparency and excellent weather resistance, achieved through a simple operation that eliminates the need for high-temperature calcination treatment. Furthermore, he has developed a method for producing composite particles through a series of chemical reactions involving silica precursors and lanthanum hexaboride particles, resulting in a second reaction mixture containing the sought-after composite particles.
Another significant patent is related to a fluororesin film that includes hydrophobized silicon oxide-coated metal oxide particles combined with a fluororesin. This innovative film also features a coating film comprised of a resin selected from multiple categories, adding to its unique properties and applications.
Career Highlights
Throughout his career, Hajime Katayama has made impactful contributions while working with prominent companies, including Canon and Asahi Glass Company, Limited. His continued dedication to innovation has allowed him to help shape cutting-edge materials and technologies within these esteemed organizations.
Collaborations
Katayama has collaborated with notable coworkers such as Hiroshi Nitanda and Tateki Nagaoka, further enhancing the collective expertise and innovation within their projects.
Conclusion
Hajime Katayama stands as a testament to the power of innovation and collaboration in driving advancements in materials science. His contributions, marked by 19 patents, demonstrate a commitment to creating efficient and high-performance products that address modern technological demands.