How many patents does Takahashi Hiroyuki have in patentsdb?

Takahashi Hiroyuki is linked to 52 publications as assignee in our database.

What technology areas does Takahashi Hiroyuki patent most?

Top mapped technology areas by patent count: Physics (40); Chemistry & Metallurgy (15); Operations & Transport (14).

In our data, assignee counts were 1 in 2023 and 2 in 2025 (higher year over year).

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

Takahashi Hiroyuki holds 52 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
Physics	40
Chemistry & Metallurgy	15
Operations & Transport	14
Electricity	11
Cross-Sectional Technologies	4
Fixed Constructions	2
Mechanical Engineering	1
Human Necessities	1

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

How many patents does Takahashi Hiroyuki have in patentsdb?: Takahashi Hiroyuki is linked to 52 publications as assignee in our database.
What technology areas does Takahashi Hiroyuki patent most?: Top mapped technology areas by patent count: Physics (40); Chemistry & Metallurgy (15); Operations & Transport (14).
Is Takahashi Hiroyuki's patent activity growing?: In our data, assignee counts were 1 in 2023 and 2 in 2025 (higher year over year).
What are recent patents assigned to Takahashi Hiroyuki?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.