Company Filing History:
2 out of 5 
2 out of 2,271 
1 out of 15 
Years Active: 1992-2002
Title: Innovations by David R. Friend
Introduction
David R. Friend is a notable inventor based in Menlo Park, CA, with a focus on innovative drug delivery systems. He holds a total of 9 patents, showcasing his contributions to the field of pharmaceuticals and biopolymer therapeutic agents.
Latest Patents
Among his latest patents, Friend has developed particles for the oral delivery of peptides and proteins. These microfabricated, asymmetrical particles are designed to encapsulate therapeutic agents in enteric-coated capsules or tablets, ensuring their effective release in the intestinal lumen. The particles are engineered with specific shapes and dimensions, typically ranging from 100 µm to 1 mm. Additionally, he has created taste-masked microcapsule compositions that utilize a phase separation coacervation technique to mask the taste of drugs while allowing for targeted release shortly after passing through the mouth.
Career Highlights
Throughout his career, David R. Friend has worked with several prominent companies, including Cibus Pharmaceutical, Inc. and Idemitsu Kosan Company, Limited. His work has significantly advanced the field of drug delivery, particularly in enhancing the efficacy and patient compliance of pharmaceutical formulations.
Collaborations
Friend has collaborated with notable professionals in his field, including David Wong and Jagdish Parasrampuria. These collaborations have contributed to the development of innovative solutions in drug delivery systems.
Conclusion
David R. Friend's contributions to the field of pharmaceuticals through his innovative patents and collaborations highlight his role as a leading inventor in drug delivery technology. His work continues to impact the way therapeutic agents are administered, improving patient outcomes.
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.