Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10023943 | Casting aluminum alloy and casting produced using the same | Seiji Saikawa, Gen Okazawa, Hiroshige Niwa, Kiyoshi Terayama, Susumu Ikeno +2 more | 2018-07-17 |
| 8101886 | Welding article and welding method of carrying out an alternating current arc welding | Keiji Nakahara, Shunzo Aoyama, Yasushi Kanno | 2012-01-24 |