Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1053307 | Cleaning nozzle for a washing machine for machined parts | Kodai Nakazaki | 2024-12-03 |
| 11696664 | Cleaning apparatus | Kazuhiro IO, Tomokazu IMAE | 2023-07-11 |
| 10549323 | Water jet peening method | Shunji Otani | 2020-02-04 |
| 7180024 | Operating device | — | 2007-02-20 |
| 6931649 | Open and close mechanism for recording medium insertion path | Masakazu Sawahata | 2005-08-16 |
| 6618339 | Closure assembly for record medium entry passage | Akira Sanada | 2003-09-09 |
| 6103117 | Polysulfone hollow fiber semipermeable membrane | Masaaki Shimagaki, Fumiaki Fukui, Takeshi Sonoda | 2000-08-15 |
| 5938929 | Polysulfone hollow fiber semipermeable membrane | Masaaki Shimagaki, Fumiaki Fukui, Takeshi Sonoda | 1999-08-17 |
| 5317699 | Schedule management system with common memory for multiple users | Yuji Izuwa | 1994-05-31 |