How many patents does Hayashi Koji have in patentsdb?

Hayashi Koji is linked to 30 publications as assignee in our database.

What technology areas does Hayashi Koji patent most?

Top mapped technology areas by patent count: Operations & Transport (24); Cross-Sectional Technologies (23); Electricity (6).

In our data, assignee counts were 1 in 2019 and 1 in 2020 (similar year over year).

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

Hayashi Koji holds 30 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
Operations & Transport	24
Cross-Sectional Technologies	23
Electricity	6
Mechanical Engineering	5
Physics	5
Chemistry & Metallurgy	1

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

How many patents does Hayashi Koji have in patentsdb?: Hayashi Koji is linked to 30 publications as assignee in our database.
What technology areas does Hayashi Koji patent most?: Top mapped technology areas by patent count: Operations & Transport (24); Cross-Sectional Technologies (23); Electricity (6).
Is Hayashi Koji's patent activity growing?: In our data, assignee counts were 1 in 2019 and 1 in 2020 (similar year over year).
What are recent patents assigned to Hayashi Koji?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.