Company Filing History:
Years Active: 1976-1977
Title: John J Frantzen: Innovator in Etching Technology
Introduction
John J Frantzen is a notable inventor based in North St. Paul, MN (US). He has made significant contributions to the field of etching technology, holding a total of 2 patents. His innovative approaches have paved the way for advancements in manufacturing processes.
Latest Patents
Frantzen's latest patents include an "Etching apparatus for accurately making small holes in thick materials." This invention involves a sheet of metallic material covered on one side by an etchant resist and on the opposite side by an etchant resist and a removable shield. The etching process is first performed on the side with only the etchant resist layer. After the shield is removed, the material is etched from both sides to produce an opening with a minimum dimension less than the thickness of the material. Another patent, "Etching process for accurately making small holes in thick materials," describes a similar method, emphasizing the precision and efficiency of the etching process.
Career Highlights
Frantzen is currently employed at Buckbee-Mears Company, where he continues to develop innovative solutions in etching technology. His work has been instrumental in enhancing the capabilities of manufacturing processes.
Collaborations
Frantzen collaborates with Lee C Barton, contributing to the advancement of their projects and sharing insights that drive innovation.
Conclusion
John J Frantzen's contributions to etching technology demonstrate his commitment to innovation and excellence in his field. His patents reflect a deep understanding of manufacturing processes and a dedication to improving them.