Location History:
- Hirakata, JP (1994)
- Ibaraki, JP (2000 - 2014)
- Osaka, JP (2011 - 2022)
Company Filing History:
23 out of 82 
2 out of 125 
1 out of 1 
Years Active: 1994-2022
Title: **Mitsuo Shibutani: Innovator in Battery Technology**
Introduction
Mitsuo Shibutani, based in Osaka, Japan, is a prominent inventor with a remarkable portfolio of 28 patents. His contributions primarily focus on advancements in secondary battery technology, where he has made significant strides in enhancing charge/discharge capacities and stability within battery systems. His innovative approaches have implications for the future of energy storage solutions.
Latest Patents
Mitsuo Shibutani's latest patents include a comprehensive binder composition designed for secondary battery negative electrodes. This composition allows for the formation of a stable negative electrode active material layer that accommodates volumetric changes, thereby boosting the overall performance of secondary batteries. One of his key inventions discusses a binder composition comprising an emulsion with polymer particles sourced from ethylenically unsaturated monomers dispersed in an aqueous solution of a polyvinyl alcohol-based resin. The optimal weight ratio of the polyvinyl alcohol-based resin to polymer particles ranges from 60/40 to 99/1, enhancing the capacity and cycle characteristics of the batteries.
In addition, he has developed a high-performance coating composition that results in a durable coating film with exceptional heat resistance. This composition includes a polyvinyl alcohol-based resin, acrylic resin, and fibrous metal oxide microparticles, which enhance the quality and durability of the coating film.
Career Highlights
Mitsuo Shibutani has had an influential career working with prestigious companies, including the Nippon Synthetic Chemical Industry Co., Ltd. and Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha. His roles in these companies enabled him to explore innovative materials and processes that have propelled advancements in battery manufacturing and performance.
Collaborations
Throughout his career, Shibutani has collaborated with distinguished colleagues such as Masahiro Saito and Norihito Sakai. These partnerships have fostered a creative environment in which innovative ideas can flourish, further driving advancements in the field of battery technology.
Conclusion
Mitsuo Shibutani stands out as a leading inventor in the realm of secondary batteries, with a strong focus on improving the materials and technologies that underpin modern energy storage. His innovative spirit and collaborative efforts continue to impact the industry significantly, paving the way for more efficient and reliable battery solutions in the future.
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.