Seiji Ohsawa

Seiji Ohsawa is a prominent inventor based in Atsugi, Japan. He has made significant contributions to the field of display technology, holding a total of 6 patents. His work focuses on enhancing the functionality and quality of display apparatuses.

Latest Patents

Ohsawa's latest patents include a display apparatus and an assembly of its driving circuit. This invention features a display device, a film carrier with a lead to transfer a signal for driving the display device, and a bus board to supply a signal to the lead. A dummy lead is provided along the outside of each of an input side outer lead and an output side outer lead of the film carrier. A predetermined voltage is applied to the dummy leads, which is set to a value that does not cause a DC bias for the voltage of the outer lead on the outside. Another notable patent is an image signal correction method and image signal correction apparatus. The objective of this invention is to enhance a specific color without changing the hue of the original image. It provides at least two different gray-level correction functions for luminance signals input for three colors: red, green, and blue. These functions are used to calculate correction coefficients for the individual colors, allowing for a more accurate representation of the input signals.

Career Highlights

Seiji Ohsawa has built a successful career at Canon Kabushiki Kaisha, where he has been instrumental in developing innovative display technologies. His expertise in this area has led to advancements that improve the quality and performance of display devices.

Collaborations

Ohsawa has collaborated with notable coworkers, including Hideo Mori and Hiroyuki Yokomizo. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Seiji Ohsawa's contributions to display technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact the industry positively.