Sumio Yokokawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of imaging technology, holding a total of 11 patents. His work has greatly influenced the development of image pickup devices and camera technology.

Latest Patents

One of Yokokawa's latest patents is an image pickup device that features an image pickup tube with a target scanned by an electron beam. This device includes a pair of electrodes that form a collimation, along with a voltage applying circuit that applies predetermined voltages to the collimation forming electrodes. Additionally, it has a correction voltage applying circuit that adjusts the voltage ratio of the collimation forming electrodes during the scanning process. Another notable patent is a color-resolving striped filter for camera tubes. This filter consists of multiple groups of filter stripes arranged in a specific sequence, allowing for the transmission of light from primary colors and mixed colors.

Career Highlights

Yokokawa has had a distinguished career at the Victor Company of Japan, Limited. His innovative work has positioned him as a key figure in the advancement of imaging technologies. His patents reflect a deep understanding of both the technical and practical aspects of image capture and processing.

Collaborations

Throughout his career, Yokokawa has collaborated with notable colleagues, including Itsuo Takanashi and Tadayoshi Miyoshi. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.

Conclusion

Sumio Yokokawa's contributions to imaging technology through his patents and collaborations have made a lasting impact on the industry. His innovative spirit continues to inspire future developments in the field.

Profile summary based on public USPTO records.

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