Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208245 | Packaging, barrier packaging material, and packaging bag | Shigeki Kudo, Nobuhiko Imai, Osamu Takemoto | 2021-12-28 |
| 11091821 | Copper-based alloy | Natsuki Sugiyama, Hisao Fukuhara, Tadashi Oshima, Hajime Kato, Kouji Tanaka +1 more | 2021-08-17 |
| 10961607 | Hardfacing alloy and hardfacing member | Tadashi Oshima, Hajime Kato, Kouji Tanaka, Takashi Saito, Natsuki Sugiyama +4 more | 2021-03-30 |