Since 1997, Hidetaka OKABE has handled the filing and prosecution of a myriad of foreign/domestic patent applications in the fields of communications and software-related inventions. Mr. OKABE has filed and prosecuted a significant number of applications directed to image processing, audio processing, optical disc apparatuses, medical devices, biological signal processing, Lidar localization, Indoor Positioning System, articulated robot, information and telecommunications system, and artificial neural network.