PatentsDB

Sumitomo Construction Machinery Co Ltd patents

Sumitomo Construction Machinery Co Ltd holds 216 patents in our database, with recent filings and technology areas summarized below.

Company patent statistics
MetricValue
Total patents216
Recent patents115
First publicationFeb 20, 2020
Latest publicationApr 2, 2026

Filing trend

Year-over-year patent counts for this assignee.

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
202025
202125
202244
202318
202440
202552
202612
Browse patents by year
YearPatents
202025
202125
202244
202318
202440
202552
202612

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
Fixed Constructions216
Operations & Transport87
Physics84
Electricity45
Mechanical Engineering44
Cross-Sectional Technologies7
Human Necessities2

Frequently asked questions

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

How many patents does Sumitomo Construction Machinery Co Ltd have in patentsdb?
Sumitomo Construction Machinery Co Ltd is linked to 216 publications as assignee in our database.
What technology areas does Sumitomo Construction Machinery Co Ltd patent most?
Top mapped technology areas by patent count: Fixed Constructions (216); Operations & Transport (87); Physics (84).
Is Sumitomo Construction Machinery Co Ltd's patent activity growing?
In our data, assignee counts were 40 in 2024 and 52 in 2025 (higher year over year).
What are recent patents assigned to Sumitomo Construction Machinery Co Ltd?
See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.