How many patents does SUGIYAMA Ryohhei have in patentsdb?

SUGIYAMA Ryohhei is linked to 24 publications as assignee in our database.

What technology areas does SUGIYAMA Ryohhei patent most?

Top mapped technology areas by patent count: Physics (24); Mechanical Engineering (2).

In our data, assignee counts were 7 in 2024 and 6 in 2025 (lower year over year).

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

SUGIYAMA Ryohhei holds 24 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
Physics	24
Mechanical Engineering	2

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

How many patents does SUGIYAMA Ryohhei have in patentsdb?: SUGIYAMA Ryohhei is linked to 24 publications as assignee in our database.
What technology areas does SUGIYAMA Ryohhei patent most?: Top mapped technology areas by patent count: Physics (24); Mechanical Engineering (2).
Is SUGIYAMA Ryohhei's patent activity growing?: In our data, assignee counts were 7 in 2024 and 6 in 2025 (lower year over year).
What are recent patents assigned to SUGIYAMA Ryohhei?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.