Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371378 | Structure protection sheet, concrete block, and method for manufacturing reinforced structure | Masao Ashikaga, Yoshiki Nakajima, Noriyuki Horiuchi, Akira Ninomiya, Yukinobu Ikeda +2 more | 2025-07-29 |
| 6881300 | Sizing agent and recording paper comprising sizing agent | Yoshiyuki Kondo | 2005-04-19 |
| 6469127 | Polycarbonate resin having low tendency of releasing environmental endocrine disruptors | Tadasu Sato | 2002-10-22 |
| 6423182 | Surface-sizing agent and recording paper comprising same | Shigeru Yamanaka | 2002-07-23 |