Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MK

Masayuki Kamikawa

HIHitachi: 1 patents #412 of 1,411Top 30%
Overall (2016): #305,478 of 481,213Top 65%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9416223 Device and method for producing polyester Toshiaki Matsuo, Takeyuki Kondo, Yasunari Sase, Masashi Tanto 2016-08-16