Takanobu Fujisawa

Title: Takanobu Fujisawa: Innovator in Ink-Jet Technology

Introduction

Takanobu Fujisawa is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of ink-jet technology, particularly through his innovative methods for producing nozzle plates used in ink-jet head printers. His work has been instrumental in enhancing the efficiency and quality of printing technologies.

Latest Patents

Fujisawa holds a patent for a "Method for apparatus for producing a nozzle plate of an ink-jet head printer." This patent describes a production method where a metallic sheet material is punched to form nozzle holes using a press equipped with specialized punches. Each punch features a tapered conical portion, a straight cylindrical portion, and a rounded interconnecting portion. This design ensures that the nozzle holes are created with precision. Additionally, the method includes steps for removing nibs produced during the punching process, buffing the surfaces to achieve a specific level of roughness, and cleaning the surfaces using ultrasonic techniques.

Career Highlights

Fujisawa is currently employed at Fujitsu Corporation, where he continues to innovate and contribute to advancements in printing technology. His expertise in the field has positioned him as a key player in the development of high-quality ink-jet printing solutions.

Collaborations

Throughout his career, Fujisawa has collaborated with talented individuals such as Yoshiaki Kawasaki and Tooru Tsukahara. These collaborations have fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Takanobu Fujisawa's contributions to ink-jet technology through his patented methods have significantly impacted the printing industry. His work exemplifies the importance of innovation in enhancing technology and improving product quality.