HORKOS CORP
52Patents
11Active
52Granted
38Portfolio score
Filing activity: Jun 27, 1996 → Nov 19, 2019 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD559871S1 | Machining center | General | 52 | Expired |
| USD547336S1 | Machining center | General | 33 | Expired |
| US7048481B2 | Cutting fluid device for a spindle of a machine tool | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5988959A | Spindle supporting box structure, a damping structure, a gas supply related device, and a balance cylinder gas actuated device for machine tools | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6551038B1 | Machine tool and cover device for the machine tool | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5676506A | Spindle device for machine tools | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5791842A | Chip suction and disposal device for a machine tool having an automatic tool exchanging structure | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6519823B1 | Machine tool | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6582167B1 | Spindle device of machine tool | Emerging Cross-Sectional Technologies | 16 | Expired |
| USD553653S1 | Machining center | General | 14 | Expired |
| US6394940B1 | Chip suction type machine tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5947661A | Cutting chip air-stream removing device for a mechanical tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6926478B2 | Spindle device of machine tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6981825B2 | Multispindle machine tool and method of optimizing lubricant mist flow for each spindle of multispindle machine tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6938633B2 | Method and apparatus for supplying process liquid for machine tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| USD559283S1 | Machining center | General | 12 | Expired |
| US6783309B2 | Automatic cutting liquid supply apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6305696A | Tool holder for machine tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6644900B1 | Spindle device of machine tool | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6843624B2 | Machine tool | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6702199B1 | Coolant feeding device of machine tool | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6726412B2 | Tool holder for machine tool, and cutter and tool driver used in the tool holder | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6547498B1 | Machine tool | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7156589B2 | Tool holder of machine tool | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6923604B2 | Spindle device of machine tool | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.