Location History:
- Ashigarakami, JP (1992)
- Kanagawa, JP (1993)
- Nakai-machi, JP (1998)
- Fujinomiya, JP (1987 - 2006)
- Fuji, JP (2008)
- Shizuoka, JP (2011)
- Ashigarakami-gun, JP (2011)
Company Filing History:
11 out of 2,316 
2 out of 194 
1 out of 1 Years Active: 1987-2011
Title: **The Innovative Contributions of Hiroyuki Yagami**
Introduction
Hiroyuki Yagami, an accomplished inventor based in Fujinomiya, Japan, has made significant contributions to the field of ultrasonic imaging technologies. With a remarkable portfolio comprising 13 patents, Yagami is at the forefront of innovation in medical imaging, particularly in the analysis of intravascular conditions.
Latest Patents
Yagami's latest innovations include a groundbreaking **ultrasonic imaging system and imaging method**. This sophisticated system features an imaging catheter equipped to be inserted into blood vessels, which houses a transducer and multiple temperature sensors. The temperature sensor is designed to measure the intravascular temperature in a radial direction, allowing it to rotate and capture a comprehensive temperature distribution within the blood vessel's transverse cross-section. The diagnostic imaging apparatus receives ultrasonic signals from the transducer and temperature signals from the sensors, enabling the generation of detailed tomographic vascular images combined with intravascular temperature information.
Additionally, Yagami holds a patent for an **ultrasonic transducer with a retracted portion on a side surface of the piezoelectric layer**. This innovative transducer consists of a rectangular piezoelectric ceramic sheet featuring a retracted section on its side face. It incorporates upper and lower electrode layers, terminal electrodes, as well as an electro-conductive layer that connects to the lower electrode. Acoustic matching and absorbing layers are also utilized to enhance overall functionality.
Career Highlights
Hiroyuki Yagami has honed his expertise while working at prominent companies such as Terumo Kabushiki Kaisha and Terumo Corporation. His time at these organizations has played an essential role in his development as an inventor, allowing him to apply his ideas in a practical and impactful manner.
Collaborations
Throughout his career, Yagami has collaborated with esteemed colleagues including Tadashi Fujii and Iwao Seo. These partnerships have fostered an environment of innovation and have led to further advancements in medical imaging technologies.
Conclusion
Hiroyuki Yagami's contributions to ultrasonic imaging systems and methods underscore the vital role of inventors in the healthcare sector. With his impressive array of patents and collaborations, Yagami continues to make strides in improving diagnostic imaging solutions, marking him as a notable figure in the realm of innovative technologies.