This inventor holds 5 USPTO granted patents. Top assignees: Takemoto Yushi Kabushiki Kaisha, Takenaka Corporation, Keihin Ryoko Concrete Industry Corporation. Active years: 1995-2009.
Location History:
- Tokyo, JP (1995 - 1996)
- Inzai, JP (2007)
- Chiba, JP (2009)
Company Filing History:
4 out of 127 
4 out of 61 
1 out of 1 
Years Active: 1995-2009
Title: Kenrou Mitsui: Innovator in Concrete Technology
Introduction
Kenrou Mitsui is a prominent inventor based in Inzai, Japan. He has made significant contributions to the field of concrete technology, holding a total of 5 patents. His innovative work focuses on enhancing the properties of concrete through advanced admixtures and cement compositions.
Latest Patents
Mitsui's latest patents include a multi-functional admixture for concrete. This admixture improves fluidity and provides hardened materials with enhanced early strength, reduced shrinkage, better resistance against freezing and thawing, and slower carbonation speed. It contains a specific type of graft copolymer and/or its salt, a particular kind of (poly)alkyleneglycol monoalkyl ether, and a specified organic phosphate in defined ratios. Another notable patent is for high-strength hydraulic cement compositions. This composition includes cement, fine aggregates, coarse aggregates, water, and a specified admixture. The water-to-cement ratio is maintained between 20-40%, and the admixture is included in amounts ranging from 0.1-3.0 weight parts per 100 weight parts of cement.
Career Highlights
Throughout his career, Kenrou Mitsui has worked with reputable companies such as Takenaka Corporation and Takemoto Yushi Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in concrete technology.
Collaborations
Mitsui has collaborated with notable colleagues, including Toshio Yonezawa and Mitsuo Kinoshita. Their combined expertise has contributed to the advancement of concrete technology and the successful development of new materials.
Conclusion
Kenrou Mitsui is a distinguished inventor whose work in concrete technology has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to improving construction materials and techniques.