Membership
Tour
Register
Log in
Boris I. Koupchinov
Follow
Person
Gomel, SU
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method of obtaining an purified wool fat and use as an additive to...
Patent number
5,399,730
Issue date
Mar 21, 1995
Development Products, Inc.
Boris I. Koupchinov
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Correction of tribology of arthritis-affected joints and medicine f...
Patent number
5,238,929
Issue date
Aug 24, 1993
Development Products, Inc.
Boris I. Koupchinov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE