Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10913131 | Laser machining apparatus | Ryoji Muratsubaki, Masanori Kanemitsu, Masashi TSUNEMOTO | 2021-02-09 |
| 10668563 | Laser machining apparatus | Ryoji Muratsubaki, Masanori Kanemitsu, Masashi TSUNEMOTO | 2020-06-02 |
| 8581141 | Laser machining apparatus using laser beam introduced into jet liquid column | Ryoji Muratsubaki, Tadashi Sugimori | 2013-11-12 |
| 8134098 | Laser machining apparatus using laser beam introduced into jet liquid column | Ryoji Muratsubaki, Tadashi Sugimori | 2012-03-13 |
| 6128799 | Conduit interior smoothing device | Masanori Kanemitu, Tadashi Kanayama, Kouichi Itoh | 2000-10-10 |
| 6068448 | Pressure hydraulic pump having first and second synchronously driven reciprocating pistons with a pressure control structure | Ryoji Muratsubaki, Osamu Honokidani, Masanori Kanemitsu, Masanori Takimae, Shinko Yamagishi +2 more | 2000-05-30 |
| 4811902 | Superhigh pressure fluid injection apparatus | — | 1989-03-14 |
| 4505638 | Underwater hydraulic motor | Kenji Sugino | 1985-03-19 |
| 4500262 | Variable pressure and displacement reciprocating pump | Kenji Sugino | 1985-02-19 |