Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Kosuke Anzai — 3 Patents

Hitachi: 3 patents #10,718 of 28,497Top 40%
Tokyo, JP: #36,070 of 90,295 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Kosuke Anzai has been granted 3 US patents while listed as an inventor at Hitachi. The first was granted in 2016 and the most recent in April 2018. Kosuke Anzai ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Kosuke Anzai in Tokyo, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9946896 Attribute information provision method and attribute information provision system Natsuki Watanabe, Katsuaki Nakahara 2018-04-17
9479330 Method, information service system and program for information encryption/decryption Hisayoshi Sato, Yoshiaki Isobe, Suguru Iwasaki 2016-10-25
9419804 Data authenticity assurance method, management computer, and storage medium Natsuki Watanabe, Yoko Hashimoto, Kunihiko Miyazaki, Naoki Hayashi, Yoshiaki Isobe +2 more 2016-08-16