How many patents does Hoya Lens Thailand Ltd have in patentsdb?

Hoya Lens Thailand Ltd is linked to 432 publications as assignee in our database.

What technology areas does Hoya Lens Thailand Ltd patent most?

Top mapped technology areas by patent count: Physics (420); Chemistry & Metallurgy (146); Operations & Transport (123).

In our data, assignee counts were 69 in 2024 and 64 in 2025 (lower year over year).

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

Hoya Lens Thailand Ltd holds 432 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 growing.

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
Physics	420
Chemistry & Metallurgy	146
Operations & Transport	123
Human Necessities	29
Cross-Sectional Technologies	4
Textiles & Paper	2
Electricity	1

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

How many patents does Hoya Lens Thailand Ltd have in patentsdb?: Hoya Lens Thailand Ltd is linked to 432 publications as assignee in our database.
What technology areas does Hoya Lens Thailand Ltd patent most?: Top mapped technology areas by patent count: Physics (420); Chemistry & Metallurgy (146); Operations & Transport (123).
Is Hoya Lens Thailand Ltd's patent activity growing?: In our data, assignee counts were 69 in 2024 and 64 in 2025 (lower year over year).
What are recent patents assigned to Hoya Lens Thailand Ltd?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.