Location History:
- Tochigi-ken, JP (1999)
- Haga-gun, JP (2002 - 2015)
- Tochigi, JP (2014 - 2021)
- Tokyo, JP (2016 - 2024)
Company Filing History:
18 out of 335 
2 out of 28,544 
1 out of 58,129 
Years Active: 1999-2025
Title: Yuji Kawamata: A Pioneer in Innovative Materials and Technologies
Introduction: Yuji Kawamata, based in Tochigi, Japan, is a prominent inventor and innovator known for his significant contributions to material sciences and engineering. With 21 patents to his name, Kawamata has demonstrated a remarkable ability to develop cutting-edge solutions that enhance the functionality and performance of various products.
Latest Patents: Among his recent inventions are several notable patents. One such patent is focused on a new type of solder paste that comprises a flux and metal powder. The formulation includes 0.5% to 20.0% by mass of a (carboxyalkyl)isocyanurate adduct, 5.0% to 45.0% by mass of rosin, and a solvent. This innovative solder paste was designed to improve adhesion and performance in electronic applications.
Another remarkable patent involves a sliding member, bearing, and their respective manufacturing methods. This invention features a metal substrate with a specialized sliding layer, which consists of a matrix phase containing copper (Cu) and tin (Sn), along with hard particles featuring a Laves phase comprised of cobalt (Co), molybdenum (Mo), and silicon (Si). These innovations aim to improve wear resistance and longevity in mechanical systems.
Career Highlights: Throughout his career, Yuji Kawamata has been associated with leading companies such as Senju Metal Industry Co., Ltd. and Ricoh Company, Ltd. His work with these organizations has allowed him to bring his innovative ideas to life, contributing to advancements in technology and materials.
Collaborations: Kawamata has had the opportunity to collaborate with talented individuals such as Hiroyoshi Kawasaki and Masato Shiratori. These collaborations have further enriched his inventions and have played a vital role in the successful development of his patents.
Conclusion: Yuji Kawamata stands out as a significant figure in the landscape of innovation and technology. His extensive portfolio of patents reflects his dedication to advancing materials and engineering solutions. Through his innovations, he continues to impact various industries, paving the way for future developments in 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.