YO

Yoshifumi Ohtsu

SM Smc: 1 patents #485 of 737Top 70%
Tdk: 1 patents #2,493 of 3,796Top 70%
Overall (All Time): #1,837,192 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11266280 Dust removing device and dust removing system Toru Nakayama, Shigeyuki Eguchi, Koichi Konno, Junichi Inaba, Akio Saitoh +3 more 2022-03-08
6409575 Processing apparatus and method Kazuo Ishizaki, Tatsuo Joji, Hiroyuki Itoh 2002-06-25