Naoji Ohtsuka is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of ink-jet printing technology, holding a total of 18 patents. His work has advanced the capabilities of printing methods and apparatus, making them more efficient and versatile.

Latest Patents

Ohtsuka's latest patents include an innovative ink-jet printing method and apparatus designed for printing with inks of different densities. This method checks whether the ink used in a printhead has a high density and identifies the type of printing medium for the operation. The printing process involves scanning the printhead multiple times, allowing for the use of both thick and thin inks based on the medium. Additionally, he has developed a method and apparatus for controlling printing operations with externally supplied parameters. This control system predicts temperature transitions of the printing head using a predicting parameter received from outside the apparatus.

Career Highlights

Naoji Ohtsuka is associated with Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has been instrumental in enhancing the performance and quality of ink-jet printers. Ohtsuka's innovative approaches have positioned him as a key figure in the development of advanced printing solutions.

Collaborations

Throughout his career, Ohtsuka has collaborated with notable colleagues, including Kiichiro Takahashi and Osamu Iwasaki. These collaborations have fostered a creative environment that has led to groundbreaking advancements in printing technology.

Conclusion

Naoji Ohtsuka's contributions to ink-jet printing technology have significantly impacted the industry. His innovative patents and work at Canon continue to shape the future of printing solutions.

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