Otto Baumann
27Patents
12h-index
47Co-inventors
81Inventor score
Filing activity: Apr 9, 1979 → Mar 16, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5174588A | Automatically locking chuck for drill or the like | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4488882A | Method of embedding hard cutting particles in a surface of a cutting edge of cutting tools, particularly saw blades, drills and the like | Performing Operations; Transporting | 44 | Expired |
| US6179300A | Tool holder | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5470084A | Hand drill, in particular hammer drill | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4406334A | Drilling tool | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6536780B2 | Hand power tool | Emerging Cross-Sectional Technologies | 22 | Expired |
| US8424615B2 | System with a hand-held power tool | Emerging Cross-Sectional Technologies | 20 | Active |
| US8292002B2 | Hand-held power tool for percussively driven tool attachments | Performing Operations; Transporting | 14 | Active |
| US8011443B2 | Striking mechanism for a handheld power tool | Performing Operations; Transporting | 13 | Active |
| US8464805B2 | Hand-held power tool for percussively driven tool attachments | Performing Operations; Transporting | 12 | Active |
| US6854740B2 | Tool mounting for a hand machine tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6739406B2 | Machine tool with a chamber for lubricating agent and a pressure equalization device for said chamber | Performing Operations; Transporting | 12 | Expired |
| US4346983A | Xeroradiographic intraoral dental system | Physics | 11 | Expired |
| US6722449B2 | Machine tool with a chamber for lubricant agent and a pressure equalization device for said chamber | Performing Operations; Transporting | 10 | Expired |
| US7070008B2 | Drill or chisel hammer | Performing Operations; Transporting | 10 | Expired |
| US8245791B2 | Hand-held tool with a counter-vibration device | Performing Operations; Transporting | 9 | Active |
| US6918450B2 | Electric hand power tool | Performing Operations; Transporting | 8 | Expired |
| US7036607B2 | Electric hand tool | Performing Operations; Transporting | 6 | Expired |
| US7644929B2 | Hand-held power tool with a replaceable tool fitting | Emerging Cross-Sectional Technologies | 6 | Active |
| US6930431B2 | Electric machine and manual machine tool comprising the same | Electricity | 6 | Expired |
| US7875094B2 | Dust filter device | Performing Operations; Transporting | 6 | Active |
| US4288187A | Arrangement for producing grooves | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8783377B2 | Hand-held power tool, particularly a rotary and/or chisel hammer, having a vibration absorbing unit | Performing Operations; Transporting | 4 | Active |
| US7533889B2 | Fitting device for a machine tool with a tool holder, and a tool holder | Emerging Cross-Sectional Technologies | 3 | Active |
| US9010456B2 | Hand-held power tool | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.