Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890886 | Method of manufacturing outer case for hot water unit | — | 2024-02-06 |
| 11466895 | Exterior case for hot water unit | Hiroshi Fujii | 2022-10-11 |
| 11041658 | Method of producing exterior case for hot water unit, exterior case for hot water unit and hot water unit | Hiroshi Fujii | 2021-06-22 |
| 8314329 | Dye-sensitized solar cell module and method for manufacturing the same | Atsushi Fukui, Ryohsuke Yamanaka | 2012-11-20 |