Location History:
- Suita, JP (2000 - 2001)
- Suita-shi, Osaka, JP (2004)
- Ibaraki, JP (2002 - 2010)
Company Filing History:
9 out of 1,331 
1 out of 832,680 Years Active: 2000-2010
Title: Akihiko Yamashita: Innovator in Cement Admixture Technology
Introduction
Akihiko Yamashita is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of cement admixture technology, holding a total of 10 patents. His innovative approaches have enhanced the performance and efficiency of cement products.
Latest Patents
Yamashita's latest patents focus on the development of a cement admixture and methods for producing it. One of his notable inventions provides a method for producing a copolymer for a cement admixture. This method allows for the easy production of a blend of multiple copolymers with varying monomer compositions in a single polymerization operation. The resulting admixture exhibits superior water-reducing performance and slump retention ability. Another patent details a cement admixture that offers viscosity-decreasing capabilities, high dispersing ability, and slump loss prevention, even at high water-reducing ratios. This admixture comprises a copolymer containing specific constituent units derived from unsaturated polyalkylene glycol ether monomers and maleic acid monomers.
Career Highlights
Throughout his career, Akihiko Yamashita has worked with notable companies, including Nippon Shokubai Co., Ltd. His work has significantly impacted the cement industry, particularly in enhancing the properties of cement mixtures.
Collaborations
Yamashita has collaborated with esteemed colleagues such as Tsuyoshi Hirata and Hiromichi Tanaka. Their combined expertise has contributed to the advancement of cement admixture technologies.
Conclusion
Akihiko Yamashita's innovative work in cement admixture technology has led to significant advancements in the field. His patents reflect a commitment to improving the performance and efficiency of cement products, making him a key figure in this industry.
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.