Who is Hendricus G Loos (cited inventor of the patent):

All devices are used for Mind Control projects run by CIA or other intelligence agencies. A group of researchers (under the name Dr H Loos) were actually a group of hired professionals for researching and inventing such devices which could be developed and used for mass mind control, PSYOPS, behaviour modification later by CIA.

https://www.quora.com/Who-is-Hendricus-G-Loos

The most informative accounts on this tech and others in regards to psychic warfare and mind control is from Robert Duncan in The Matrix Decyphered.

From the mid-90's too.