This inventor holds 46 USPTO granted patents, primarily in Electrophotographic Devices. Top assignees: Canon Kabushiki Kaisha, Asahi Kasei Kogyo Kabushiki Kaisha, Asahi Kasei Kabushiki Kaisha. Active years: 1976-2004.
Location History:
- Tokyo, J (1976)
- Tokyo, JA (1976 - 1978)
- Tama, JP (1986 - 1988)
- Kawasaki, JP (1993)
- Yokohama, JP (1986 - 1999)
- Tokyo, JP (1978 - 2004)
Company Filing History:
43 out of 92,842Â 
2 out of 1,297Â 
1 out of 993Â Years Active: 1976-2004
Areas of Expertise:
Title: Koichi Miyamoto: Innovator in Polymer Hydrogenation
Introduction
Koichi Miyamoto is a prominent inventor based in Tokyo, Japan, recognized for his contributions to the field of polymer chemistry. Throughout his career, he has been awarded 43 patents, showcasing his innovative approaches and methodologies in polymer hydrogenation.
Latest Patents
His latest patents highlight significant advancements in hydrogenating polymers. One notable patent is the "Method for Hydrogenation of Polymer," which details a process that involves contacting a polymer containing an olefinic unsaturated group with hydrogen in the presence of a hydrogenation catalyst. This innovative process not only allows for the hydrogenation of the olefinic unsaturated groups but also enables the recycling of the hydrogenated polymer, ensuring a steady production of polymers with desirable degrees of hydrogenation over extended periods.
Another key patent by Miyamoto is the "Process for Hydrogenating Conjugated Diene Polymer." This process begins by deactivating a conjugated diene polymer, which is created using an organic alkali metal compound as the polymerization initiator. After deactivation, the polymer is contacted with hydrogen in an inert hydrocarbon solvent to hydrogenate the double bond of the diene polymer. The process utilizes specific organometallic compounds as catalysts, emphasizing the intricate chemistry involved in his innovations.
Career Highlights
Koichi Miyamoto has made substantial impacts in major corporations, including Canon and Asahi Kasei Corporation. His work has not only advanced the field of polymer technology but has also significantly contributed to the industries reliant on these materials.
Collaborations
Miyamoto has collaborated with esteemed colleagues, such as Shigehiro Komori and Hiroyuki Hattori, further enriching his research and innovations. These collaborations reflect a team-oriented approach to tackling complex challenges in polymer chemistry.
Conclusion
Koichi Miyamoto stands out as a leading inventor in the polymer industry, with a robust portfolio of patents that demonstrate his expertise and innovative spirit. His continued development of hydrogenation processes showcases the potential for further advancements in polymer science, making significant contributions to the field and inspiring future research and innovations.