Akihito Totsugi
4Patents
3h-index
4Co-inventors
43Inventor score
Filing activity: Aug 21, 1998 → Aug 25, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6019396A | Pipe connecting apparatus | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US6659511B2 | Flexible fluid-transport pipe joint apparatus | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6773040B2 | Spacer-less type pipe joint and packing ring used for the same | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8186648B2 | Method of shutting off conduit and pipe conduit shutoff apparatus | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.