Paul Appelbaum
36Patents
16h-index
8Co-inventors
74Inventor score
Filing activity: Dec 3, 1975 → Jun 16, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4905486A | Lockable security cover for a padlock | Emerging Cross-Sectional Technologies | 54 | Expired |
| US4477070A | Fold-away rebound exercise device | Human Necessities | 44 | Expired |
| US4869082A | Padlock cover with storage compartment | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4649723A | Portable safe for small items | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4699375A | System for skip rope exercising | Human Necessities | 20 | Expired |
| US4709567A | Lock and cover device | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4953371A | Shackleless padlock | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD321824S | Shackleless padlock | General | 20 | Expired |
| USD400435S | Package for writing pens | General | 19 | Expired |
| US5077995A | Lock for spare tire hoist | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4336933A | Rebound exercise device for in-place jogging | Human Necessities | 17 | Expired |
| US4790163A | Key-way cover | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7255230B1 | Card and blister package | Emerging Cross-Sectional Technologies | 17 | Active |
| USD308276S | Key safe for a vehicle | General | 17 | Expired |
| USD434647S | Packaging for pens | General | 16 | Expired |
| US5259169A | Packaging machine | Performing Operations; Transporting | 16 | Expired |
| US4718259A | Keysafe | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD335813S | Shackleless padlock | General | 13 | Expired |
| US5027626A | Lockable apparatus for shielding rotatable handles and like articles | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5251066A | Bathroom mirror demister | Human Necessities | 11 | Expired |
| USD405002S | Package for a label | General | 9 | Expired |
| USD400790S | Packaging for a writing pen | General | 9 | Expired |
| USD309373S | Retractable key holder | General | 8 | Expired |
| US6604342B1 | Method and apparatus for packaging articles in card and blister packages | Performing Operations; Transporting | 7 | Expired |
| US5123267A | Lock for a hasp | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.