Location History:
- Niigata, JP (1992)
- Usui-gun, JP (1998 - 2006)
- Gunma-ken, JP (1999 - 2011)
- Annaka, JP (2011)
Company Filing History:
19 out of 5,966 
2 out of 21,351 
1 out of 6,850 Years Active: 1992-2011
Title: Innovator Spotlight: Eiichi Asano
Introduction: Eiichi Asano, hailing from Gunma-ken, Japan, is a prominent inventor known for his contributions to the field of semiconductor technology. With a remarkable portfolio of 23 patents, Asano has made significant advancements in semiconductor encapsulating materials, showcasing his dedication to innovation in this vital sector.
Latest Patents: Among his latest patents, Asano has developed a semiconductor encapsulating epoxy resin composition designed for enhanced performance and reliability. The first patent describes an epoxy resin composition that consists of (A) a naphthalene-type epoxy resin, including specific weights of 1,1-bis(2-glycidyloxy-1-naphthyl)alkane and 1,1-bis(2,7-diglycidyloxy-1-naphthyl)alkane per 100 parts by weight of the resin, (B) a curing agent in the form of a naphthalene type phenolic resin, (C) an inorganic filler, and (D) a phosphazene compound. This composition is noted for its excellent flow properties, low coefficient of linear expansion, high glass transition temperature (Tg), minimal moisture absorption, and crack resistance during lead-free soldering. His second patent also emphasizes the significance of a naphthalene ring-containing epoxy resin and a phenolic resin, ensuring superior characteristics in semiconductor encapsulation.
Career Highlights: Asano has made impactful contributions while working at several prestigious companies. Notable among them are Shin-Etsu Chemical Co., Ltd. and Mitsubishi Denki Kabushiki Kaisha. His tenure at these organizations afforded him valuable experience and opportunities to further his research in semiconductor materials.
Collaborations: Throughout his career, Asano has collaborated with influential professionals in his field, including his coworkers Toshio Shiobara and Kazutoshi Tomiyoshi. These collaborations have facilitated knowledge exchange and fostered innovation in semiconductor technology.
Conclusion: Eiichi Asano stands out as an influential inventor in the semiconductor industry. His dedication to developing advanced encapsulating materials has not only led to numerous patents but also significantly contributed to the reliability and performance of semiconductor devices. His work exemplifies the spirit of innovation that drives progress in technology.
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.