1. Bandyopadhyay A, Fujita D (2021b) Electromagnetic device, magnetic and electrical vortex synthesis device and magnetic and optical vortex synthesis device; Application no. 2021-172702
2. Bandyopadhyay A, Fujita D (2021a) Method for realizing quantum cloaking in electromagnetic device for remote imaging apparatus; Application no. 2021-172701
3. Bandyopadhyay A, Sahoo P, Fujita D (2021c) Self-learning by information processing device and self-learning for information processing method; Application no. 2021-172703
4. Bandyopadhyay A, Ghosh S, Fujita D (2020b) Universal geometric-musical language for big data processing in an assembly of clocking resonators, JP-2017-150171, 8/2/2017: World patent, WO 2019/026983; US Patent App. 16/635,900
5. Bandyopadhyay A, Ghosh S, Fujita D (2020c) Human brain like intelligent decision-making machine; JP-2017-150173; 8/2/2017; World patent WO 2019/026984; US Patent App. 16/635,892