Company Filing History:
5 out of 6,850 
1 out of 5,973 
1 out of 9 Years Active: 1990-1998
Title: Innovations of Wolfgang Scharf
Introduction
Wolfgang Scharf is a notable inventor based in Grenzach-Wyhlen, Germany. He has made significant contributions to the field of semiconductor technology, holding a total of six patents. His work focuses on improving the reliability and performance of semiconductor devices through innovative materials.
Latest Patents
Scharf's latest patents include advancements in semiconductor encapsulating epoxy resin compositions. One of his notable inventions is an epoxy resin composition that comprises (A) 20-80 parts by weight of an epoxy resin, (B) 20-80 parts by weight of a curing agent, (C) 0.1-50 parts by weight of a phosphorus-containing flame retardant, and (D) 200-1,200 parts by weight of an inorganic filler. This composition cures into products that exhibit improved high-temperature exposure resistance, flame retardancy, and reflow cracking resistance. It effectively eliminates the need for blending antimony trioxide and brominated compounds, making it particularly useful for encapsulating semiconductor devices that require high-temperature reliability. Another patent focuses on phosphorus-containing flameproofing agents for epoxy resin materials, detailing compounds that enhance the flame resistance of these materials.
Career Highlights
Throughout his career, Wolfgang Scharf has worked with prominent companies in the chemical and semiconductor industries. He has been associated with Ciba-Geigy Corporation and Shin-Etsu Chemical Co., Ltd., where he contributed to the development of innovative materials and technologies.
Collaborations
Scharf has collaborated with notable colleagues, including Peter Flury and Kurt Meier. Their combined expertise has further advanced the field of semiconductor encapsulation and materials science.
Conclusion
Wolfgang Scharf's contributions to semiconductor technology through his innovative patents and collaborations have significantly impacted the industry. His work continues to influence the development of reliable and efficient semiconductor devices.