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Sj Mat Co Ltd patents

Sj Mat Co Ltd holds 4 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
Metric	Value
Total patents	4
Recent patents	0
First publication	Mar 8, 2018
Latest publication	Dec 8, 2020

Filing trend

Year-over-year patent counts for this assignee.

Filing activity appears stable based on the most recent years.

Patents filed per year
Year	Patents
2018	2
2019	1
2020	1

Browse patents by year
Year	Patents
2018	2
2019	1
2020	1

Recent patents

Latest publications where this party is an assignee.

Porous silicon based negative electrode active material, method for manufacturing the same, and rechargeable lithium battery including the same
US-10862116-B2 · Dec 8, 2020 · US
Porous silicon-based anode active material, method for preparing the same, and lithium secondary battery comprising the same
US-10205164-B2 · Feb 12, 2019 · US
Porous silicon-based particles, method of preparing the same, and lithium secondary battery including the porous silicon-based particles
US-9947922-B2 · Apr 17, 2018 · US
Porous silicon based negative electrode active material, method for manufacturing the same, and rechargeable lithium battery including the same
US-2018069238-A1 · Mar 8, 2018 · US

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Technology areas

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Chemistry & Metallurgy	4
Electricity	4
Cross-Sectional Technologies	4