Certificate of authorship No. 1637216 "Method of production of copper-containing superconducting oxide compounds". Registered in the State Registration Book of Inventions on 22.11.1990.
Certificate of authorship No. 1837593 "Method of production of copper-containing superconducting oxide compounds of a rare-earth element or barium". Registered in the State Registration Book of Inventions on 31.07.1990.
Certificate of authorship No. 1558149 "Method of production of cuprites of alkaline-earth and rare-earth elements or bismuth". Registered in the State Registration Book of Inventions on 15.12.1989.
Certificate of authorship No. 1097604 "Method of production of acetates of bivalent copper, nickel or cobalt". Registered in the State Registration Book of Inventions on 15.02.1984.
Certificate of authorship No. 1058228 "Method of production of copper chloride (1)". Registered in the State Registration Book of Inventions on 01.08.1983.
Certificate of authorship No. 491766 "Method of production of a charge for growing acoustooptic monocrystals of lead molybdate". Registered in the State Registration Book of Inventions on 21.09.1982.
Certificate of authorship No. 594690 "Method of production of cadmium vanadates". Registered in the State Registration Book of Inventions on 28.10.1977.
Certificate of authorship No. 569107 "Method of production of strontium and barium orthovanadates". Registered in the State Registration Book of Inventions on 23.04.1977.