Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D669160 | Dimpled steel pipe | Masahide Takagi, Takashi Oosawa, Tetsu Satoh | 2012-10-16 |
| D668323 | Dented steel pipe | Kunihiro Enomoto, Hiroyuki Mimura, Takashi Oosawa | 2012-10-02 |
| D661382 | Dented steel pipe | Kunihiro Enomoto, Takashi Oosawa, Tetsu Satoh | 2012-06-05 |
| D661380 | Dented steel pipe | Hiroyuki Mimura, Takashi Oosawa, Tetsu Satoh | 2012-06-05 |
| D661379 | Dented steel pipe | Kunihiro Enomoto, Takashi Oosawa, Tetsu Satoh | 2012-06-05 |
| D661383 | Dented steel pipe | Kunihiro Enomoto, Hiroyuki Mimura, Takashi Oosawa | 2012-06-05 |
| D661381 | Dimpled steel pipe | Masahide Takagi, Takashi Oosawa, Tetsu Satoh | 2012-06-05 |