How many patents does Rohto Pharma have in patentsdb?

Rohto Pharma is linked to 115 publications as assignee in our database.

What technology areas does Rohto Pharma patent most?

Top mapped technology areas by patent count: Human Necessities (95); Chemistry & Metallurgy (37); Operations & Transport (16).

In our data, assignee counts were 4 in 2024 and 14 in 2025 (higher year over year).

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

Rohto Pharma holds 115 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
Human Necessities	95
Chemistry & Metallurgy	37
Operations & Transport	16
Physics	14
Cross-Sectional Technologies	8
Mechanical Engineering	1

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

How many patents does Rohto Pharma have in patentsdb?: Rohto Pharma is linked to 115 publications as assignee in our database.
What technology areas does Rohto Pharma patent most?: Top mapped technology areas by patent count: Human Necessities (95); Chemistry & Metallurgy (37); Operations & Transport (16).
Is Rohto Pharma's patent activity growing?: In our data, assignee counts were 4 in 2024 and 14 in 2025 (higher year over year).
What are recent patents assigned to Rohto Pharma?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.