PatentsDB

Sumitomo Electric Hardmetal Corp patents

Sumitomo Electric Hardmetal Corp holds 762 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents762
Recent patents236
First publicationAug 4, 2016
Latest publicationMar 31, 2026

Filing trend

Year-over-year patent counts for this assignee.

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
201614
201753
201865
201974
202081
2021109
2022102
202372
202481
202591
202620
Browse patents by year
YearPatents
201614
201753
201865
201974
202081
2021109
2022102
202372
202481
202591
202620

Recent patents

Latest publications where this party is an assignee.

Notable patents

Representative or frequently cited publications from precomputed assignee stats.

Technology areas

Mapped technology topics for this assignee.

Company technology slices
TechnologyPatents
Operations & Transport566
Chemistry & Metallurgy409
Cross-Sectional Technologies50
Physics21
Electricity8
Mechanical Engineering2
Fixed Constructions2
Human Necessities2

Frequently asked questions

Answers are generated from the same data shown on this page.

How many patents does Sumitomo Electric Hardmetal Corp have in patentsdb?
Sumitomo Electric Hardmetal Corp is linked to 762 publications as assignee in our database.
What technology areas does Sumitomo Electric Hardmetal Corp patent most?
Top mapped technology areas by patent count: Operations & Transport (566); Chemistry & Metallurgy (409); Cross-Sectional Technologies (50).
Is Sumitomo Electric Hardmetal Corp's patent activity growing?
In our data, assignee counts were 81 in 2024 and 91 in 2025 (higher year over year).
What are recent patents assigned to Sumitomo Electric Hardmetal Corp?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.