Independent thermal protection for electrical circuit breaker panels, electrical power cables and lines. A practical solution proposal. - Paul Schiopu; Aurelian Costea (ECAI, 2017)

New design and improved performance for smoke detector. - Aurelian Costea; Paul Schiopu (ECAI, 2018)

Design and implement of independent position confirming and correcting system. - Aurelian Costea; Paul Schiopu (ECAI, 2018)

Tunable selective plasmonic angle-large metamaterial absorber. - Aurelian Costea; Paul Schiopu; Marian Vladescu (ECAI, 2019)

Design of HPLS Laser System Self Alignment Beam Pointing Integrated Solution. - Aurelian Costea; Paul Schiopu; Aurica Farcas (ECAI, 2021)