Santen Pharmaceutical Patents – Insights & Stats (Updated 2025)

Santen Pharmaceutical has a total of 361 patents globally, out of which 249 have been granted. Of these 361 patents, more than 51% patents are active. The United States of America is where Santen Pharmaceutical has filed the maximum number of patents, followed by Japan and Germany. Parallelly, Europe (EPO) seems to be the main focused R&D centre and also Japan is the origin country of Santen Pharmaceutical.

Santen Pharmaceutical was founded in 1890. The company specializes in eye-related (ophthalmic) products. It operates mainly through two segments: prescription and over-the-counter (OTC) eye medications, and medical devices. Most of its revenue comes from the prescription and OTC pharmaceuticals.

Do read about some of the most popular patents of Santen Pharmaceutical which have been covered by us in this article and also you can find Santen Pharmaceutical patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Santen Pharmaceutical patent portfolio.

How many patents does Santen Pharmaceutical have?

Santen Pharmaceutical has a total of 361 patents globally. These patents belong to 42 unique patent families. Out of 361 patents, 185 patents are active.

How Many Patents did Santen Pharmaceutical File Every Year?

Santen Pharmaceutical Patent Filing Trend

Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.

Year of Patents Filing or GrantSanten Pharmaceutical Applications FiledSanten Pharmaceutical Patents Granted
20251
202454
202311
202224
2021102
202026
2019148
201838
20171232
20161732

How many Santen Pharmaceutical patents are Alive/Dead?

Worldwide Patents

Santen Pharmaceutical Patent Portfolio

How Many Patents did Santen Pharmaceutical File in Different Countries?

Santen Pharmaceutical Worldwide Patent Filing

Countries in which Santen Pharmaceutical Filed Patents

CountryPatents
United States of America36
Japan29
Germany27
Hong Kong (S.A.R.)22
Europe (EPO)19
Korea (South)18
Canada16
Australia14
Austria13
Israel13
Denmark12
China11
Spain10
Hungary9
Poland9
India8
Estonia8
Slovenia7
Slovakia7
Singapore5
Philippines5
Indonesia5
New Zealand4
Viet Nam4
Portugal4
Eurasia4
Taiwan3
Brazil3
Georgia3
Ukraine3
Malta3
Cyprus3
Lithuania2
Mexico2
Malaysia2
France1
Luxembourg1
Russia1
Italy1
Albania1
Croatia1
Norway1
South Africa1
Finland1

Where are Research Centers of Santen Pharmaceutical Patents Located?

R&D Centres of Santen Pharmaceutical

10 Best Santen Pharmaceutical Patents

US20080268020A1 is the most popular patent in the Santen Pharmaceutical portfolio. It has received 32 citations.

Below is the list of 10 most cited patents of Santen Pharmaceutical:

Publication NumberCitation Count
US20080268020A132
US8273362B224
US8298569B213
WO2016124601A111
US8372434B210
JP2015007122A8
CN102639136A8
EP2630952A17
US8298568B27
US9555045B26

What are Santen Pharmaceutical key innovation segments?

What Technologies are Covered by Santen Pharmaceutical?

The chart below distributes patents filed by Santen Pharmaceutical in different countries on the basis of the technology protected in patents. It also represents the markets where Santen Pharmaceutical thinks it’s important to protect particular technological inventions.

R&D Focus: How has Santen Pharmaceutical search focus changed over the years?

EXCLUSIVE INSIGHTS COMING SOON!

Interested in knowing about the areas of innovation that are being protected by Santen Pharmaceutical?

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Our comprehensive report provides an in-depth look into the patent portfolio. The report includes a breakdown of the patent portfolio across various technologies, listing the patent along with brief summaries of each patent's technology.