Dr. Gregory Einhorn's practice focuses on the biotechnology, bioinformatics, pharmaceutical and medical device industries. He is a member of the San Diego Intellectual Property Law Association (SDIPLA) and the American Bar Association. Dr. Einhorn has practiced law since 1995. Prior to joining Morrison & Foerster in 2004, he was associated with the firms of Fish & Richardson P.C., Townsend & Townsend & Crew LLP, and Sterne, Kessler, Goldstein & Fox.

Dr. Einhorn has taught general biology at the college level and was a clinical instructor in endodontics at Georgetown University School of Dentistry. He received his Ph.D. from the Subdepartment of Immunology, Department of Molecular Biology and Genetics at the Johns Hopkins University School of Medicine, followed by postdoctoral fellowships at the National Institute of Allergy and Infectious Disease, National Institutes of Health and the Scripps Research Institute.

While a law student, he worked as a Patent Examiner in a Genetic Engineering art unit at the United States Patent and Trademark Office and a Technology Transfer Specialist at the National Cancer Institute, National Institutes of Health.