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Which pharmaceutical companies have the most drug patents in Japan?

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Copyright © DrugPatentWatch. Originally published at Which pharmaceutical companies have the most drug patents in Japan?

This chart shows the pharmaceutical companies with the most patents in Japan.

Patents must be filed in each country (or, in some cases regional patent office) where patent protection is desired.

For a global perspective, see the Drug companies with the greatest global patent coverage.

The companies with the greatest patent coverage in Japan are:

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Copyright © DrugPatentWatch. Originally published at Which pharmaceutical companies have the most drug patents in Japan?
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