Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7311499 | Impeller apparatus for water pump and water pump | Atsushi Chiba, Makoto Yoshida | 2007-12-25 |
| 6960066 | Water pump with a hollow shaft, seal, and drain opening therein | Yojiro Koga, Itsuro Hashiguchi, Masaki Chujo, Akihiro Katsumata | 2005-11-01 |
| 5440952 | Rotary table with index apparatus | Kunimichi Nakashima | 1995-08-15 |