How many patents does OHKUMA Hitoshi have in patentsdb?

OHKUMA Hitoshi is linked to 18 publications as assignee in our database.

What technology areas does OHKUMA Hitoshi patent most?

Top mapped technology areas by patent count: Operations & Transport (18); Cross-Sectional Technologies (18); Mechanical Engineering (5).

In our data, assignee counts were 12 in 2015 and 6 in 2016 (lower year over year).

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

OHKUMA Hitoshi holds 18 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity appears to be declining based on the most recent years.

Patents filed per year
Year	Patents
2015	12
2016	6

Browse patents by year
Year	Patents
2015	12
2016	6

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

Company technology slices
Technology	Patents
Operations & Transport	18
Cross-Sectional Technologies	18
Mechanical Engineering	5
Human Necessities	1
Physics	1

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

How many patents does OHKUMA Hitoshi have in patentsdb?: OHKUMA Hitoshi is linked to 18 publications as assignee in our database.
What technology areas does OHKUMA Hitoshi patent most?: Top mapped technology areas by patent count: Operations & Transport (18); Cross-Sectional Technologies (18); Mechanical Engineering (5).
Is OHKUMA Hitoshi's patent activity growing?: In our data, assignee counts were 12 in 2015 and 6 in 2016 (lower year over year).
What are recent patents assigned to OHKUMA Hitoshi?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.