Tadahisa Ohkura

Title: The Innovative Contributions of Tadahisa Ohkura

Introduction

Tadahisa Ohkura is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of photography through his innovative designs and technologies. With a total of 17 patents to his name, Ohkura has established himself as a key figure in the development of advanced photographing apparatuses.

Latest Patents

Ohkura's latest patents include a photographing apparatus that features both first and second operation devices. This apparatus comprises an imaging sensor, a controller, and an exposure-mode-selecting device. The controller performs a photometric operation on a photographing subject, obtaining a luminance value based on this operation. The exposure-mode-selecting device allows users to select an exposure mode that includes shutter speed and aperture priority AE mode. The photographing operation is executed with user-set shutter speed and aperture values, while the sensitivity of the imaging sensor is calculated based on the luminance value. Another notable patent is a photographing apparatus with an exposure mode selection function, which also includes an imaging sensor, a controller, and an exposure-mode-selecting device. This device allows for a sensitivity priority AE mode, where the sensitivity of the imaging sensor is user-set, and the shutter speed and aperture values are calculated based on the luminance value and sensitivity.

Career Highlights

Throughout his career, Tadahisa Ohkura has worked with notable companies such as Pentax Corporation and Asahi Kogaku Kogyo Kabushiki Kaisha. His work has significantly influenced the design and functionality of modern photographic equipment.

Collaborations

Ohkura has collaborated with esteemed colleagues in the industry, including Shigeru Iwamoto and Masahiro Kawasaki. Their combined expertise has contributed to the advancement of photographic technologies.

Conclusion

Tadahisa Ohkura's innovative work in the field of photography has led to the development of advanced photographing apparatuses that enhance user experience and image quality. His contributions continue to influence the industry and inspire future innovations.