Company Filing History:
4 out of 1,641 
2 out of 830 
Years Active: 1996-2001
Title: **Innovator Spotlight: Hiroki Sashima**
Introduction
Hiroki Sashima is an accomplished inventor based in Shimodate, Japan, recognized for his significant contributions to the field of semiconductor technology. With a portfolio of four patents, he has made notable advancements in encapsulating materials and semiconductor devices, enhancing their reliability and performance.
Latest Patents
Among his latest innovations, Sashima holds patents for two groundbreaking developments:
1. **Encapsulating Material and LOC Structure Semiconductor Device Using the Same** - This patent describes an LOC structure semiconductor device that offers excellent solder heat resistance without compromising electrical characteristics. The key innovation involves using an encapsulating material made of epoxy resin, a curing agent, a curing promoter, and an inorganic filler, which exhibits a smaller particle size than the distance between the inner lead and the semiconductor chip. This filler composition, comprising 80 to 95% by weight of the total encapsulating material, significantly enhances the device's durability.
2. **Semiconductor Sealant of Epoxy Resin and Organic Polymer-Grafted** - This patent reveals a unique epoxy resin molding material that combines an epoxy resin, phenolic resin, and a powder flexibilizer with a core-shell structure made from a solid silicone core and an organic polymer shell. This innovation serves as a superior sealing material for electronic components, ensuring maximum protection against environmental factors.
Career Highlights
Hiroki Sashima has built an impressive career, working with renowned companies such as Hitachi Chemical Company, Ltd. and Wacker Chemie GmbH. His work at these institutions has allowed him to collaborate on various projects focusing on semiconductor technologies and materials science, pushing the boundaries of innovation in the industry.
Collaborations
Throughout his career, Sashima has collaborated with notable colleagues, including Shinsuke Hagiwara and Hiroyuki Saitoh. Their combined expertise has fostered a creative environment that has led to the successful development of several patented technologies, further establishing Sashima's reputation as a leading inventor in the semiconductor domain.
Conclusion
Hiroki Sashima’s innovative spirit and dedication to enhancing semiconductor technology through his patented inventions have made significant impacts in the industry. His latest contributions not only improve the reliability of electronic devices but also showcase the importance of ongoing collaboration and research in the field. As he continues to pave the way for future advancements, Sashima remains an inspiring figure in the world of inventions and innovations.