How many patents does Yamashin Filter Corp have in patentsdb?

Yamashin Filter Corp is linked to 86 publications as assignee in our database.

What technology areas does Yamashin Filter Corp patent most?

Top mapped technology areas by patent count: Operations & Transport (78); Mechanical Engineering (28); Physics (20).

In our data, assignee counts were 10 in 2024 and 10 in 2025 (similar year over year).

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

Yamashin Filter Corp holds 86 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.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Operations & Transport	78
Mechanical Engineering	28
Physics	20
Electricity	3
Fixed Constructions	2
Chemistry & Metallurgy	2
Textiles & Paper	1
Cross-Sectional Technologies	1

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

How many patents does Yamashin Filter Corp have in patentsdb?: Yamashin Filter Corp is linked to 86 publications as assignee in our database.
What technology areas does Yamashin Filter Corp patent most?: Top mapped technology areas by patent count: Operations & Transport (78); Mechanical Engineering (28); Physics (20).
Is Yamashin Filter Corp's patent activity growing?: In our data, assignee counts were 10 in 2024 and 10 in 2025 (similar year over year).
What are recent patents assigned to Yamashin Filter Corp?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.