This inventor holds 4 USPTO granted patents. Top assignee: Citizen Watch Company, Ltd.. Active years: 1976-2001.
Location History:
- Sayama, JA (1976)
- Sayama, JP (1987 - 2001)
Company Filing History:
Years Active: 1976-2001
Title: Mitsuyoshi Nagashima: Innovator in Ink Jet Technology
Introduction
Mitsuyoshi Nagashima is a prominent inventor based in Sayama, Japan. He has made significant contributions to the field of ink jet technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of ink jet heads, which are crucial components in modern printing technology.
Latest Patents
Nagashima's latest patents include an innovative method for producing ink jet heads and a jig designed for this purpose. The first patent relates to an ink jet head that changes the volume in a pressure chamber through the deformation of a laminate piezoelectric device. This design allows for the precise jetting of ink from the pressure chamber's front openings through nozzle holes. A key feature of this invention is the adhesive layer that is interposed between the main body of the pressure chamber and the nozzle plate. This adhesive layer is strategically divided into a nozzle seal layer, an outer periphery hermetic layer, and a reinforcing layer, ensuring optimal performance and durability.
The second patent focuses on a piezoelectric actuator for ink-jet printers and the method of manufacturing it. This actuator plays a vital role in the operation of ink jet printers, contributing to their efficiency and reliability.
Career Highlights
Mitsuyoshi Nagashima is currently employed at Citizen Watch Company, Ltd., where he continues to innovate in the field of ink jet technology. His work has not only advanced the capabilities of ink jet printers but has also set new standards in the industry.
Collaborations
Throughout his career, Nagashima has collaborated with notable colleagues, including Toshikazu Hatsuse and Akira Kanai. These collaborations have fostered a creative environment that has led to groundbreaking advancements in their field.
Conclusion
Mitsuyoshi Nagashima's contributions to ink jet technology exemplify the spirit of innovation. His patents and ongoing work at Citizen Watch Company, Ltd. continue to influence the printing industry significantly.