Kenzo Danjo
38Patents
13h-index
27Co-inventors
77Inventor score
Filing activity: Oct 19, 1992 → Jun 1, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD386148S | Portable power supply unit with AC-DC converter | General | 70 | Expired |
| US5864110A | Power supply apparatus for plasma arc utilizing equipment | Performing Operations; Transporting | 54 | Expired |
| US5272313A | Arc welder | Electricity | 50 | Expired |
| US5831240A | Power supply apparatus | Performing Operations; Transporting | 44 | Expired |
| US6051806A | Power supply apparatus for welders and method of manufacturing same | Performing Operations; Transporting | 39 | Expired |
| US5771163A | AC-DC converter apparatus | Electricity | 35 | Expired |
| US5343017A | Arc welder with timed control of arcing recovery and means for reducing weight, size, and power loss in the welder | Emerging Cross-Sectional Technologies | 34 | Expired |
| USD377335S | Portable power supply unit with AC-DC converter | General | 33 | Expired |
| US6054674A | DC power supply apparatus for arc-utilizing apparatuses | Performing Operations; Transporting | 29 | Expired |
| US6181576A | Power supply apparatus for arc-utilizing apparatuses | Electricity | 27 | Expired |
| US5917711A | DC power supply apparatus | Electricity | 27 | Expired |
| US6825441B2 | Power supply apparatus | Performing Operations; Transporting | 25 | Expired |
| US6515882B2 | Power supply apparatus for lamp | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6188585A | DC power supply apparatus | Electricity | 13 | Expired |
| US5943220A | Waterproofed power supply apparatus | Electricity | 12 | Expired |
| US5310992A | Arc welder | Electricity | 11 | Expired |
| US5760372A | Arc welder | Performing Operations; Transporting | 9 | Expired |
| US5942139A | Consumable electrode DC arc welder | Performing Operations; Transporting | 8 | Expired |
| US5757638A | Power supply apparatus | Electricity | 8 | Expired |
| US5457300A | Consumable electrode DC arc welder | Performing Operations; Transporting | 7 | Expired |
| US7457139B2 | Power supply apparatus for arc-utilizing apparatuses | Performing Operations; Transporting | 6 | Active |
| US7109438B2 | Power supply apparatus for arc-utilizing apparatus | Electricity | 6 | Expired |
| US5272314A | Consumable electrode type d.c. arc welder | Performing Operations; Transporting | 5 | Expired |
| US5877952A | Power supply apparatus with initial arcing sustaining circuit | Performing Operations; Transporting | 5 | Expired |
| US7339807B2 | Power supply apparatus | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.