Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286761 | Foundation formwork | Yoshinori Sumitomo, Seishi Hirano | 2025-04-29 |
| 11001978 | Concrete structure | Motonobu NISHINO, Masato Yamada, Katsuhito Oshima | 2021-05-11 |
| 10815664 | Coated PC steel stranded cable | Masashi Oikawa, Masato Yamada, Shinji Nakaue, Toru Yamamoto, Shinichi Yamanobe +5 more | 2020-10-27 |
| 10357897 | Concrete-reinforcing shaped body, method of manufacturing the same, structure of packaging concrete-reinforcing shaped body, and method of mixing fiber-reinforced concrete | Masato Yamada, Kiminori Matsushita, Shuichi Tanaka, Masashi Oikawa | 2019-07-23 |
| 10323415 | Pregrouted PC steel material and curing method for pregrouted layer therein | Katsuhito Oshima, Masato Yamada, Kiminori Matsushita, Shuichi Tanaka, Jun Sugawara +1 more | 2019-06-18 |