Location History:
- Kaarina, FI (1997)
- late of Piispanristi, FI (2004)
- Piispanristi, FI (1996 - 2006)
Company Filing History:
10 out of 40 
1 out of 7 
1 out of 1,384 Years Active: 1996-2006
Title: Matti Lehtinen: Innovator in Hormone Replacement Therapy and Drug Delivery Systems
Introduction
Matti Lehtinen is a notable inventor based in Piispanristi, Finland. He has made significant contributions to the fields of hormone replacement therapy and drug delivery systems. With a total of 12 patents to his name, Lehtinen's work has had a considerable impact on medical science.
Latest Patents
One of Lehtinen's latest patents focuses on the use of biogenic estrogen sulfamates for hormone replacement therapy. This invention relates to the oral discontinuous application of these sulfamates, which can be administered in intervals ranging from 2 to 40 days. The invention also includes the application of gestagens, preferably in the form of an implant or an intrauterine releasing system (IUD). The active ingredients used in this patent include estrone sulfamate, estradiol sulfamate, or an N-acyl sulfamate of estrone, estradiol, or estriol, which have up to 7 carbon atoms in the acyl chain.
Another significant patent by Lehtinen involves a membrane or matrix designed to control the permeation rate of drugs. This innovative membrane includes a siloxane-based elastomer composition that contains at least one elastomer and optionally a non-crosslinked polymer. The elastomer composition features poly(alkylene oxide) groups, which are present as blocks in the
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.