Company Filing History:
4 out of 80 
2 out of 446 
1 out of 60 
Years Active: 1982-1989
Title: Junichi Okada: Innovator in Ink Jet Printing Technology
Introduction
Junichi Okada is a prominent inventor based in Shiojiri, Japan. He has made significant contributions to the field of ink jet printing technology, holding a total of 6 patents. His innovative designs have advanced the functionality and efficiency of ink jet printers, making them more reliable for various printing applications.
Latest Patents
One of Okada's latest patents is for an ink jet printer of the ink-on-demand type. This printer includes a printer head with at least one nozzle and a pressure chamber. It features a mechanism for pressurizing ink in the pressure chamber to eject ink droplets during printing operations. Additionally, the printer is equipped with a pump that pressurizes ink in the printer head, along with a pump driver that operates for a predetermined time after printing has ceased. This design helps prevent ink clogging by partially ejecting ink from the nozzle during a no-print condition. Another notable patent involves an ink-on-demand type ink jet printer that includes a movable printer head and an ink container divided into main and auxiliary chambers. This innovative design ensures a consistent supply of ink to the nozzles, enhancing the overall printing process.
Career Highlights
Throughout his career, Junichi Okada has worked with notable companies such as Epson Corporation and Suwa Seikosha Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in printing technology.
Collaborations
Okada has collaborated with talented individuals in the field, including Haruhiko Koto and Hiroshi Ishii. These partnerships have fostered a creative environment that has led to the development of innovative printing solutions.
Conclusion
Junichi Okada's contributions to ink jet printing technology have made a lasting impact on the industry. His inventive spirit and dedication to innovation continue to inspire future advancements in printing solutions.