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

Rintaro Ishii — 1 Patent in 2021

Hitachi: 1 patents #350 of 1,165Top 35%
Overall (2021): #289,210 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10923256 R-T-B-based sintered magnet and method for producing same Teppei Satoh, Futoshi Kuniyoshi, Takeshi Nishiuchi, Noriyuki Nozawa 2021-02-16