This inventor holds 61 USPTO granted patents and 24 published patent applications and 46 EPO patents, primarily in Secondary Battery Technology (CPC class H01M). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Infrastructure Systems & Solutions Corporation. Active years: 2016-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Inventors with similar research interests:
Location History:
- Kawasaki, JP (2016)
- Tokyo, JP (2016 - 2020)
- Minato-ku, JP (2021)
- Koto, JP (2022)
- Yokohama Kanagawa, JP (2019 - 2023)
- Yokohama, JP (2019 - 2024)
- Kanagawa, JP (2019 - 2024)
Company Filing History:


Years Active: 2016-2026
Areas of Expertise:
Title: The Innovative Contributions of Kazuomi Yoshima: A Focus on Battery Technology
Introduction: Kazuomi Yoshima, a prominent inventor based in Yokohama, Japan, has made significant contributions to the field of battery technology. With an impressive portfolio of 57 patents, Yoshima has been instrumental in developing advancements that enhance the performance and efficiency of secondary batteries and battery packs.
Latest Patents: Among his most recent innovations, Yoshima has focused on an electrode group designed for secondary batteries. This electrode group comprises a positive electrode, a negative electrode, and a gel polymer layer positioned between the two electrodes. The gel polymer layer is crafted from a gel electrolyte which includes a polymer material, an organic solvent, and a lithium salt. In another embodiment, a unique electrode material is introduced, consisting of active material particles that contain a niobium-titanium composite oxide with a high molar ratio of niobium to titanium, alongside elements such as potassium, iron, and phosphorus.
Career Highlights: Kazuomi Yoshima has established a remarkable career in various esteemed organizations, including Kabushiki Kaisha Toshiba and Toshiba Infrastructure Systems & Solutions Corporation. His work in these companies has been pivotal in leading research and development efforts that push the boundaries of battery technology.
Collaborations: Throughout his career, Yoshima has collaborated with other skilled professionals in the field, including Norio Takami and Yasuhiro Harada. These partnerships have fostered an environment of innovation and creativity, resulting in various successful patents and technological advancements.
Conclusion: Kazuomi Yoshima’s contributions to the field of battery technology through his groundbreaking patents and collaborative efforts with other professionals highlight the importance of innovation in this critical area. His work continues to pave the way for future advancements in secondary batteries, demonstrating the potential for sustained growth and development in energy solutions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile