Location History:
- Shojiri, JP (2009)
- Shirojiri, JP (2010)
- Nagano-ken, JP (2009 - 2017)
- Shiojiri, JP (2011 - 2024)
Company Filing History:
Years Active: 2009-2024
Title: Seiji Izuo: Innovator in Ultrasonic Technology
Introduction
Seiji Izuo is a prominent inventor based in Nagano-ken, Japan. He has made significant contributions to the field of ultrasonic technology, holding a total of 12 patents. His work focuses on developing advanced devices that utilize ultrasonic waves for various applications.
Latest Patents
Izuo's latest patents include an ultrasonic device and an ultrasonic sensor. The ultrasonic device features a substrate and a vibration plate equipped with one or more vibrators that generate ultrasonic waves through vibration. The design includes a movable portion that vibrates in conjunction with the vibrator and a fixed portion that remains attached to the substrate. Notably, the vibration frequency of a reflected wave is outside the vibration frequency band region of the vibrator.
Another significant patent is the drive signal adjustment method for liquid ejecting heads and liquid ejecting apparatuses. This method involves adjusting a drive signal that includes a drive pulse supplied to a drive element of a liquid ejecting head. The liquid ejecting head consists of a nozzle and a pressure generation chamber, with the drive element creating pressure changes in the liquid. The drive pulse comprises various elements that modify the timing and period of the contraction maintenance element, allowing for precise control during printing.
Career Highlights
Seiji Izuo is currently employed at Seiko Epson Corporation, where he continues to innovate and develop cutting-edge technologies. His work has significantly impacted the field of liquid ejection and ultrasonic devices, showcasing his expertise and dedication to advancing technology.
Collaborations
Izuo has collaborated with notable coworkers, including Yasuhiro Hosokawa and Chikara Kojima. Their combined efforts have contributed to the successful development of various technologies and patents.
Conclusion
Seiji Izuo is a distinguished inventor whose work in ultrasonic technology has led to numerous patents and advancements in the field. His contributions continue to influence the industry, making him a key figure in innovation.