Masahiro Iida

Title: Masahiro Iida: Innovator in Hydraulic Cement Compositions

Introduction

Masahiro Iida is a notable inventor based in Gamagori, Japan. He has made significant contributions to the field of hydraulic cement compositions, holding a total of 5 patents. His innovative work focuses on enhancing the properties and functionalities of cement materials.

Latest Patents

One of Iida's latest patents is for high-strength hydraulic cement compositions. This composition includes cement, fine aggregates, coarse aggregates, water, and a specified admixture. The unit amount of water is maintained in the range of 120-185 kg/m. The ratio of water to cement is set between 20-40%, with the admixture comprising 0.1-3.0 weight parts per 100 weight parts of cement. The admixture is derived from reaction mixtures obtained through two specified processes, which involve radical copolymerization of a monomer mixture containing maleic anhydride. Another significant patent is for multi-functional admixtures for hydraulic cement compositions. This admixture aims to provide various specified characteristics to cement compositions, utilizing similar processes as mentioned in his high-strength cement patent.

Career Highlights

Throughout his career, Masahiro Iida has worked with prominent companies such as Takemoto Yushi Kabushiki Kaisha and Takenaka Corporation. His experience in these organizations has contributed to his expertise in the field of hydraulic cement.

Collaborations

Iida has collaborated with notable coworkers, including Mitsuo Kinoshita and Shinji Tamaki. Their joint efforts have likely played a role in advancing the innovations in hydraulic cement compositions.

Conclusion

Masahiro Iida's contributions to hydraulic cement compositions demonstrate his commitment to innovation in the construction materials industry. His patents reflect a deep understanding of material science and engineering, paving the way for future advancements in this field.