How many patents does Ishii Hiroyuki have in patentsdb?

Ishii Hiroyuki is linked to 62 publications as assignee in our database.

What technology areas does Ishii Hiroyuki patent most?

Top mapped technology areas by patent count: Electricity (47); Cross-Sectional Technologies (28); Mechanical Engineering (21).

In our data, assignee counts were 2 in 2019 and 1 in 2023 (lower year over year).

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

Ishii Hiroyuki holds 62 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 rapidly declining.

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
Electricity	47
Cross-Sectional Technologies	28
Mechanical Engineering	21
Operations & Transport	14
Physics	4

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

How many patents does Ishii Hiroyuki have in patentsdb?: Ishii Hiroyuki is linked to 62 publications as assignee in our database.
What technology areas does Ishii Hiroyuki patent most?: Top mapped technology areas by patent count: Electricity (47); Cross-Sectional Technologies (28); Mechanical Engineering (21).
Is Ishii Hiroyuki's patent activity growing?: In our data, assignee counts were 2 in 2019 and 1 in 2023 (lower year over year).
What are recent patents assigned to Ishii Hiroyuki?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.