Tadao Isono

Title: Tadao Isono - Innovator in Automatic Focus Technology

Introduction

Tadao Isono is a notable inventor based in Kokubunji, Japan. He has made significant contributions to the field of motion picture technology, particularly in the area of automatic focus adjustment.

Latest Patents

Isono holds a patent for an automatic focus adjusting device. This innovative device is designed for use in sound motion picture cameras that can handle both sound and lent film. The device utilizes a driven capstan at the sound station, where the capstan drive motor powers a component of an automatic focusing system. This system allows a focusable objective lens to be automatically focused on a remote subject. The camera operator can select between manual and automatic focusing modes through a control switch. The automatic mode can be further customized to operate continuously during film transport or limited to a period before the film transport begins.

Career Highlights

Tadao Isono is associated with Nihon Beru-haueru Kabushiki Kaisha, also known as Bell and Howell Japan, Ltd. His work at this company has allowed him to develop and refine his innovative technologies in motion picture equipment.

Conclusion

Tadao Isono's contributions to automatic focus technology have enhanced the functionality of sound motion picture cameras. His patent reflects a significant advancement in the field, showcasing his expertise and innovative spirit.