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USPTO Patent Rankings Data through Sept 30, 2025
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Seizo Hamano — 1 Patent

Overall (All Time): #3,583,449 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6238920 Culture and transportation of bovine embryos Takashi Nagai, Akira Okano, Masashi Takahashi, Takayoshi Kariya, Hiroya Kadokawa +2 more 2001-05-29