Ake Haggstrom
9Patents
4h-index
1Co-inventors
47Inventor score
Filing activity: Feb 13, 1980 → Jun 24, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5582050A | Cylinder lock-key-combination, a key therefor and a method of producing the key from a key blank | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5517840A | Cylinder lock-key combination which includes a side bar; and a lock key | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6220066A | Locking device | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6529384B1 | Card lock | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4294092A | Cylinder lock having spring-actuated pins | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6823702B2 | Cylinder lock-key combination | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD463249S1 | Key bit | General | 0 | Expired |
| US6755060B2 | Method and device for fastening a lock body | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8096399B2 | Coin lock | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.