Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369972 | Interstage casing for a pump made of sheet metal and method of manufacturing the same | Ken-ichi Kajiwara, Sou Kuroiwa, Hideo Ikeda | 1994-12-06 |
| 5344678 | Shaft sleeve made of ceramics | Ken-ichi Kajiwara | 1994-09-06 |
| 5318403 | Interstage casing for a pump made of sheet metal and method of manufacturing the same | Ken-ichi Kajiwara, Sou Kuroiwa, Hideo Ikeda | 1994-06-07 |