This inventor holds 6 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignees: Kyushu Electric Power Co., Inc., Mitsubishi Heavy Industries Limited. Active years: 2014-2015.
Company Filing History:
6 out of 32 
6 out of 4,738 
Years Active: 2014-2015
Title: **Innovative Contributions of Shinji Murakami in Battery Technology**
Introduction
Shinji Murakami, an accomplished inventor based in Fukuoka, Japan, has made a significant contribution to the field of battery technology. With a total of six patents to his name, he has played a pivotal role in enhancing the efficiency and reliability of power storage systems. His innovations are crucial for the advancement of energy solutions in various applications.
Latest Patents
Among Shinji Murakami's latest patents is a **Battery State-of-Charge Calculation Device**. This device features multiple components, including a SOCV calculation unit that outputs a first state of charge based on voltage data and a SOCI calculation unit that provides a second state of charge based on current data. Additionally, it includes an estimated impedance voltage calculation unit for calculating an impedance voltage value, a static determination unit to determine the stability of this value, and a SOC decision unit that outputs an effective state of charge based on prior analyses.
Another notable patent is the **Voltage Equalization Device, Method, Program, and Power Storage System**. This device is integral to power storage systems composed of battery packs, employing controllers and power converters to optimize the charging and discharging processes. The decision portion of this invention utilizes information about individual battery packs to decide whether to undertake voltage adjustments, ensuring optimal performance across connected battery systems.
Career Highlights
Shinji Murakami has had a distinguished career, working for renowned companies such as Mitsubishi Heavy Industries Limited and Kyushu Electric Power Co., Inc. His tenure at these organizations has provided him with a robust foundation in research and development, allowing him to focus on innovating solutions for complex energy challenges.
Collaborations
Throughout his career, Murakami has collaborated with esteemed colleagues, including Takehiko Nishida and Kazuyuki Adachi. These partnerships have enabled him to leverage diverse expertise, further accelerating the development and implementation of his patented technologies.
Conclusion
Shinji Murakami stands out as an influential inventor in the realm of battery technology. His six patents not only reflect his innovative spirit but also contribute significantly to the advancement of energy storage solutions. By addressing the challenges of state-of-charge calculations and voltage equalization, Murakami continues to pave the way for more efficient power systems in the future.