This inventor holds 34 USPTO granted patents and 4 published patent applications and 1 EPO patent, primarily in Organic Electroluminescence. Top assignees: Idemitsu Kosan Company, Limited, Idemitsu Petrochemical Co., Ltd., Fujikura Limited. Active years: 1989-2025.
Location History:
- Sodegauramachi, JP (1995)
- Ichihara, JP (2003 - 2005)
- Chiba, JP (1989 - 2010)
- Sodegaura, JP (1992 - 2018)
Company Filing History:
28 out of 2,283 
4 out of 555 
2 out of 1,867 
Years Active: 1989-2025
Areas of Expertise:
Title: Masami Watanabe: Innovator in Organic Electroluminescent Materials
Introduction: Masami Watanabe, based in Chiba, Japan, is a prominent inventor known for his significant contributions to the field of organic materials and electroluminescent devices. With an impressive portfolio of 32 patents, Watanabe has made substantial advancements in polymer chemistry, pushing the boundaries of innovation in this sector.
Latest Patents: Among his latest patents, Watanabe has developed a carbazole-based polymer that serves as a key component in organic electroluminescent elements. This polymer features specific structural units, allowing for enhanced performance in electronic applications. Another notable patent is for a cross-linking polymer that includes various structural units designed to incorporate cross-linkable groups, providing greater functionality for electroluminescent devices.
Career Highlights: Watanabe has built a distinguished career working with leading companies, including Idemitsu Kosan Company, Limited and Idemitsu Petrochemical Co., Ltd. His work in these organizations has allowed him to spearhead multiple innovative projects, solidifying his reputation as a leader in the field of polymer and electronic material development.
Collaborations: Throughout his career, Watanabe has collaborated with prominent colleagues, including Nobuhiro Yabunouchi and Takuji Okamoto. These partnerships have facilitated the exchange of ideas and fostered an environment of creativity, contributing to the success of their collective innovations.
Conclusion: Masami Watanabe stands out as a significant figure in the realm of organic electroluminescent materials. His extensive list of patents and collaborations reflects his dedication to advancing technology in this exciting field. Through his innovations, Watanabe continues to influence the future of electronics and materials science.