How many patents does Sumitomo Precision Prod Co have in patentsdb?

Sumitomo Precision Prod Co is linked to 158 publications as assignee in our database.

What technology areas does Sumitomo Precision Prod Co patent most?

Top mapped technology areas by patent count: Operations & Transport (82); Mechanical Engineering (67); Physics (54).

In our data, assignee counts were 13 in 2024 and 15 in 2025 (higher year over year).

See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.

Sumitomo Precision Prod Co holds 158 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity over the last five years is growing.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Most common classification codes in this portfolio.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Operations & Transport	82
Mechanical Engineering	67
Physics	54
Electricity	45
Cross-Sectional Technologies	36
Chemistry & Metallurgy	20

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

How many patents does Sumitomo Precision Prod Co have in patentsdb?: Sumitomo Precision Prod Co is linked to 158 publications as assignee in our database.
What technology areas does Sumitomo Precision Prod Co patent most?: Top mapped technology areas by patent count: Operations & Transport (82); Mechanical Engineering (67); Physics (54).
Is Sumitomo Precision Prod Co's patent activity growing?: In our data, assignee counts were 13 in 2024 and 15 in 2025 (higher year over year).
What are recent patents assigned to Sumitomo Precision Prod Co?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.