How many patents does Kato Yoshinaga have in patentsdb?

Kato Yoshinaga is linked to 148 publications as assignee in our database.

What technology areas does Kato Yoshinaga patent most?

Top mapped technology areas by patent count: Electricity (139); Physics (79).

In our data, assignee counts were 3 in 2023 and 1 in 2025 (lower year over year).

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

Kato Yoshinaga holds 148 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	139
Physics	79

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

How many patents does Kato Yoshinaga have in patentsdb?: Kato Yoshinaga is linked to 148 publications as assignee in our database.
What technology areas does Kato Yoshinaga patent most?: Top mapped technology areas by patent count: Electricity (139); Physics (79).
Is Kato Yoshinaga's patent activity growing?: In our data, assignee counts were 3 in 2023 and 1 in 2025 (lower year over year).
What are recent patents assigned to Kato Yoshinaga?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.