Kioritz Corporation
441Patents
12Active
441Granted
42Portfolio score
Filing activity: Oct 7, 1974 → Oct 26, 2007 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5841080A | Blower pipe with silencer | Mechanical Engineering; Lighting; Heating | 112 | Expired |
| US6109865A | Portable air-blowing working machine | Mechanical Engineering; Lighting; Heating | 64 | Expired |
| US5855067A | Modular portable power tool | Performing Operations; Transporting | 62 | Expired |
| US5938510A | Disk cleaner device | Physics | 57 | Expired |
| USD258908S | Power blower | General | 54 | Expired |
| US5960764A | Four-stroke internal combustion engine | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US4223419A | Shoulder-supported pneumatic sweeping apparatus | Fixed Constructions | 43 | Expired |
| US5195208A | Backpack power blower apparatus | Human Necessities | 41 | Expired |
| US6065214A | Portable trimmer | Human Necessities | 37 | Expired |
| USD264675S | Blade for power scythe | General | 37 | Expired |
| US4654970A | Heated handle for a chain saw | Performing Operations; Transporting | 36 | Expired |
| US6637117B2 | Chain saw | Performing Operations; Transporting | 36 | Expired |
| US4290165A | Collecting apparatus | Human Necessities | 35 | Expired |
| US5029393A | Chain saw | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US4630372A | Front handle support means of portable chain saw | Performing Operations; Transporting | 32 | Expired |
| US6108867A | Handling device for power working machine | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4866921A | Mowing apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5052073A | Backpack-type power working machine | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US5116287A | Decompressor for internal combustion engine | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US6899158B2 | Insert core and method for manufacturing a cylinder for internal combustion engine by making use of the insert core | Performing Operations; Transporting | 31 | Expired |
| US4318203A | Single-handed operation type scavenging blower | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4809438A | Rotary cutter and support | Performing Operations; Transporting | 30 | Expired |
| US5738184A | Muffler for a two-stroke engine | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5857327A | Muffler for an internal combustion engine | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4534005A | Chain saw | Mechanical Engineering; Lighting; Heating | 29 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.