IO

Itaru Okonogi

SS Suwa Seikosha: 1 patents #103 of 220Top 50%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #2,333,082 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4865915 Resin coated permanent magnet Yukihiko SHIOHARA, Mitsuru Sakurai, Masahiro Ota 1989-09-12
4536233 Columnar crystal permanent magnet and method of preparation Tatsuya Shimoda 1985-08-20