Location History:
- Yokohama, JP (1989 - 2009)
- Ohta-ku, JP (2004 - 2010)
- Kanagawa-ken, JP (2014)
- Kanagawa, JP (2005 - 2018)
Company Filing History:
30 out of 28,544 
1 out of 9 
1 out of 36,499 
Years Active: 1989-2018
Title: Contributions of Yoshikazu Akiyama in the Field of PZT Technology
Introduction
Yoshikazu Akiyama is a prominent inventor based in Kanagawa, Japan, with a remarkable portfolio of 31 patents to his name. His innovative contributions primarily revolve around PZT (Lead Zirconate Titanate) technologies, which have significant applications in various electronic devices and systems.
Latest Patents
Akiyama's latest patents include a range of advanced technologies such as PZT-film laminated structures, liquid discharge heads, liquid discharge devices, and liquid discharge apparatuses. One notable patent describes a PZT-film laminated structure that consists of a substrate, a lower electrode on the substrate, an orientation control layer on the lower electrode, a PZT layer on this orientation control layer, and an upper electrode on the PZT layer. In this structure, the PZT layer exhibits a (100) or (001) main orientation, demonstrating a peak intensity of 90% or greater in X-ray diffraction analysis. Furthermore, the patented PZT precursor solution, produced through a sol-gel method, is designed to form a high-quality PZT film, which is crucial for developing efficient electromechanical transducer elements and liquid discharge heads.
Career Highlights
Yoshikazu Akiyama has a distinguished career, notably working at Ricoh Company, Ltd. and Ricoh Research Institute of General Electronics. His time at these organizations has allowed him to collaborate on cutting-edge projects, leading to significant advancements in PZT technologies.
Collaborations
Throughout his career, Akiyama has worked alongside talented colleagues such as Satoshi Mizukami and Osamu Machida. Their collaborations have played a crucial role in developing innovative solutions in the field of electronics and material science.
Conclusion
Yoshikazu Akiyama’s contributions to PZT technology and his extensive patent portfolio reflect his expertise as an inventor. His work continues to inspire advancements in electronic devices, showcasing the vital role of innovations in shaping the future of technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.