AM

Akifumi MURAOKA

Tdk: 2 patents #1,902 of 3,796Top 55%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
📍 Chichibu, JP: #66 of 144 inventorsTop 50%
Overall (All Time): #1,480,413 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10490324 Alloy for R-T-B-based rare earth sintered magnet and manufacturing method thereof, and manufacturing method of R-T-B-based rare earth sintered magnet Takashi Yamazaki, Kenichiro Nakajima 2019-11-26
10428408 R-T-B-based rare earth sintered magnet and alloy for R-T-B-based rare earth sintered magnet Takashi Yamazaki, Kenichiro Nakajima 2019-10-01
10020097 R-T-B rare earth sintered magnet and method of manufacturing the same Kenichiro Nakajima, Takashi Yamazaki 2018-07-10