Hidetoshi Kitade majored in physics in the university and the graduate school. After completing the master degree, he joined a patent attorneys office and worked for about 17 years. After leaving the patent attorneys office, he entered our office in 2020. He experienced patent prosecution in various fields such as appliance structure, electronic circuitry, computer software (e.g., apps, image processing), information and communications, and control systems, machine learning (e.g., AI, deep learning). He also experienced patent prosecution in various foreign countries such as, US, EP, CN, KR, TW, IN.