How many patents does Ajinomoto Kk have in patentsdb?

Ajinomoto Kk is linked to 881 publications as assignee in our database.

What technology areas does Ajinomoto Kk patent most?

Top mapped technology areas by patent count: Chemistry & Metallurgy (628); Human Necessities (395); Physics (83).

In our data, assignee counts were 69 in 2024 and 66 in 2025 (lower year over year).

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

Ajinomoto Kk holds 881 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 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
Chemistry & Metallurgy	628
Human Necessities	395
Physics	83
Cross-Sectional Technologies	77
Electricity	70
Operations & Transport	65
Textiles & Paper	3

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

How many patents does Ajinomoto Kk have in patentsdb?: Ajinomoto Kk is linked to 881 publications as assignee in our database.
What technology areas does Ajinomoto Kk patent most?: Top mapped technology areas by patent count: Chemistry & Metallurgy (628); Human Necessities (395); Physics (83).
Is Ajinomoto Kk's patent activity growing?: In our data, assignee counts were 69 in 2024 and 66 in 2025 (lower year over year).
What are recent patents assigned to Ajinomoto Kk?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.