| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Presses | |
| #2 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoshino Fumio | 6 |
| #2 | Yajima Yoshimasa | 5 |
| #3 | Shiozawa Naruhito | 4 |
| #4 | Kushibuchi Yoji | 4 |
| #5 | Kuroiwa Susumu | 3 |
| #6 | Shin Hyun Oh | 2 |
| #7 | Yagi Yoshihiro | 1 |
| #8 | Oh Shin Hyun | 1 |
| #9 | Yoshimasa Yajima | 1 |
| #10 | Kuroiwa Susuma | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2014117723A | Mill for rolling outer diameter shape ring article | |
| JP2014046363A | Edge roll for ring rolling mill with exchangeable tip | |
| JP2014036984A | Ring-rolling mill | |
| JP2014024081A | Ring rolling mill having work carrying-out lifting means | |
| JP2004306045A | Hydraulic press device | |
| JP2004291061A | Mechanical press apparatus |