This inventor holds 10 USPTO granted patents and 13 published patent applications. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Panasonic Intellectual Property Managment Co., Ltd.. Active years: 2015-2026.
Location History:
- Osaka, JP (2015 - 2020)
- Fukushima, JP (2021 - 2024)
Company Filing History:
8 out of 13,338 
2 out of 554 Years Active: 2015-2026
Title: **Hiroaki Umehara: Innovator in Polyphenylene Ether Resin Technology**
Introduction
Hiroaki Umehara, an accomplished inventor based in Fukushima, Japan, has made significant contributions to the field of polymer chemistry. With an impressive portfolio of eight patents, Umehara's work primarily focuses on the development of innovative resin compositions that enhance material properties for various applications.
Latest Patents
Umehara's latest patents highlight his expertise in polyphenylene ether resin compositions. One notable patent outlines a composition that includes a modified polyphenylene ether compound terminally modified with a substituent featuring a carbon-carbon unsaturated double bond. This composition also employs a crosslinking-type curing agent containing multiple carbon-carbon unsaturated double bonds per molecule. Other patents detail the creation of resin compositions integrating thermosetting compounds with styrene or (meth)acrylate structures alongside maleimide compounds. These innovations result in advanced materials such as prepregs, resin-coated films, and metal-clad laminates, pivotal for wiring board applications.
Career Highlights
Umehara is affiliated with Panasonic Intellectual Property Management Co., Ltd., where he continues to drive advancements in resin technology. His focus on developing materials that improve performance in electronics and engineering showcases his commitment to innovation in the field. His patents reflect a blend of creativity and engineering acumen, positioning him as a leader in polymer applications.
Collaborations
Throughout his career, Umehara has collaborated with notable colleagues including Hiroharu Inoue and Yiqun Wang. These partnerships have enhanced the research and development processes, fostering an environment of shared ideas and collective expertise. Umehara's ability to work collaboratively has significantly impacted the advancements made in polyphenylene ether resin technologies.
Conclusion
Hiroaki Umehara stands out as a prominent inventor in the polymer chemistry landscape. His innovative patents, derived from his work at Panasonic Intellectual Property Management Co., Ltd., continue to advance the industry. Through his collaborations and commitment to research, Umehara is making a remarkable contribution to the field of resin technologies, paving the way for future innovations.