Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480635 | Tension measuring method | Kazuhiko Tsukada, Toshiyuki Moriya, Hiroaki ITOI, Sadanori Shiiki, Masashi Oikawa | 2022-10-25 |
| 10815664 | Coated PC steel stranded cable | Masashi Oikawa, Masato Yamada, Yoshiyuki Matsubara, Toru Yamamoto, Shinichi Yamanobe +5 more | 2020-10-27 |