Analyzing battery cathodes and anodes! Contracted evaluation of lithium-ion battery materials

Development of SOH diagnostic technology! Shall we build technology to assess long-term operation and reuse of storage batteries and EVs?

last updated May 18, 2026

Elucidating uncertain phenomena inside batteries! Solving unknown issues with advanced analysis

Clarifying uncertain phenomena and unknown phenomena in battery development! KRI's one-stop service for secondary batteries.

last updated May 18, 2026

Contributing to decarbonization through batteries with 5x longer lifespan! Ultra-long life and carbon footprint reduction technologies

What technology is truly necessary for batteries to contribute to the environment! Extending lifespan is the key to reducing CFP.

last updated May 18, 2026

Degradation diagnosis technology that adds value to EVs and storage batteries.

Diagnose the battery's condition for control, value assessment, and reuse! We will diagnose the battery's condition using historical data and spot data.

last updated Apr 21, 2026

Determining the limits of batteries! Engineers analyze degradation and thermal runaway mechanisms and propose solutions

Battery engineers make judgments based on mechanisms! They find solutions within the limits of batteries in terms of charging, heat, durability, and safety.

last updated May 18, 2026

Realizing 5-minute charging for EVs! Advanced battery technology enabling ultra-fast charging

Aiming for 5-minute charging comparable to gasoline refueling! We will introduce technologies that contribute to the high efficiency and expansion of EV operations.

last updated May 18, 2026

SEI Corporation Business Introduction (KRI Group)

From cell design based on user requirements to product commercialization technical support! We contribute to a mobility society with electrode and battery prototyping technology.

last updated May 18, 2026

Would you like to manufacture all-solid-state batteries using materials under development?

The characteristics and challenges of materials that were difficult to grasp in pellet cells have been brought to light! Prototypes can be made with designs tailored to customer requests.

last updated Feb 17, 2026

What should the composition of all-solid-state batteries target? Evaluation and development of solid electrolyte materials

Would you like to use our technology and evaluation facilities to develop materials and cells that could be candidates for all-solid-state batteries in advance?

last updated May 18, 2026

Battery manufacturing process for the decarbonization era! Dry electrode technology reducing CO2 emissions

We have the technology and equipment to handle material selection for dry electrodes, prototype development, and evaluation of electrochemical properties!

last updated May 18, 2026

Ensuring product safety and security! Risk diagnosis and safety evaluation of batteries and materials

Towards understanding and preventing thermal runaway and fire behavior. Conducting custom tests for users.

last updated May 18, 2026

Supporting battery development! Analysis and evaluation services to make batteries smaller, longer-lasting, and safer

Shall we achieve user requirements for batteries with KRI material technology? From materials to systems, investigation, evaluation, and analysis.

last updated May 18, 2026

Countermeasures for risks associated with cell enlargement! Functional materials to prevent thermal runaway

Explaining measures to reduce the risks of individual cells and prevent pack fires! What technologies are aimed at achieving standards and passing standard tests?

last updated May 18, 2026

Comprehensive explanation of causes and issues in lithium-ion battery accidents! Ensuring lithium-ion battery safety

Why do batteries that have passed standard tests frequently cause accidents? This explains the factors and challenges involved.

last updated May 18, 2026

Realizing a mobility society considerate of people and the environment through mobility storage batteries

Smaller, longer-lasting, easier to use, and safer! Tackling challenges with KRI's battery-related technology.

last updated May 18, 2026

Supporting material development with particle design and surface coating technologies! High-capacity materials for mobility

Supporting material development with particle design, doping, and surface coating technology! Proposing material shapes suitable for lithium-ion batteries.

last updated May 18, 2026

Reducing interfacial resistance! Hybrid solid electrolytes utilizing polymers

We will conduct a study on the hybridization of inorganic solid electrolytes and polymer solid electrolytes.

last updated May 18, 2026