Location History:
- Kanagawa-ken, JP (2015)
- Yokohama, JP (2011 - 2022)
Company Filing History:
6 out of 52,735 
1 out of 6,180 
Years Active: 2011-2022
Title: Haruhiko Ishihara: Innovator in Ink Technology
Introduction
Haruhiko Ishihara is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of ink technology, holding a total of 6 patents. His work focuses on innovative designs for ink heads and droplet application devices.
Latest Patents
One of his latest patents is an ink head that includes a common ink chamber, a first nozzle with a first nozzle hole, a first flow channel, and a first actuator. Additionally, it features a second nozzle with a second nozzle hole, a second flow channel, and a second actuator. The second nozzle is positioned adjacent to the first nozzle in a specific direction. The design ensures that the first flow channel is linked to the common ink chamber via a first opening, while the second flow channel is linked through a second opening. Notably, the center position of the first opening is shifted from the center position of the second opening in a third direction, which crosses the first direction when viewed along a second direction.
Another significant patent involves a nozzle head that comprises a nozzle plate, a piezoelectric element, an actuator plate, a fixing part, and a conductive part. The nozzle plate contains multiple nozzle holes, and the piezoelectric element features a series of first and second electrodes arranged alternately. This innovative design enhances the functionality of the nozzle head, making it a valuable asset in ink technology.
Career Highlights
Haruhiko Ishihara has worked with prominent companies such as Toshiba Corporation and Toshiba Tec Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the industry.
Collaborations
Throughout his career, Ishihara has collaborated with talented individuals, including Atsushi Kinase and Yasushi Ooishi. These partnerships have fostered a creative environment that has led to the development of advanced technologies in ink applications.
Conclusion
Haruhiko Ishihara's contributions to ink technology through his innovative patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in the industry, showcasing the importance of creativity and innovation.