John Hellwig
36Patents
22h-index
32Co-inventors
85Inventor score
Filing activity: Apr 14, 1980 → Mar 12, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5277005A | Free-standing partitioning panel | Fixed Constructions | 121 | Expired |
| US5241796A | Securing bracket | Human Necessities | 99 | Expired |
| US5428928A | Desking system | Fixed Constructions | 92 | Expired |
| US5277007A | Office panel with top lay-in passageway | Fixed Constructions | 84 | Expired |
| US5214890A | Office panel with lay-in communication cable capability | Fixed Constructions | 69 | Expired |
| US6017228A | Electrical station | Human Necessities | 64 | Expired |
| US6712433B2 | Workstation system | Human Necessities | 57 | Expired |
| US6253509A | Workspace partition system | Fixed Constructions | 54 | Expired |
| USD433248S | Cabinet | General | 53 | Expired |
| US5931429A | Work surface support arrangement for office panelling systems | Fixed Constructions | 53 | Expired |
| USD352845S | Desk | General | 53 | Expired |
| USD401086S | Conference table | General | 45 | Expired |
| USD422796S | Privacy screen | General | 44 | Expired |
| US5400560A | Office panel element configuration | Fixed Constructions | 42 | Expired |
| US6076317A | Lightweight bridge for office panelling systems | Fixed Constructions | 40 | Expired |
| US4942805A | Ventilated panel | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US4881349A | Panel locking system | Fixed Constructions | 37 | Expired |
| USD405616S | Office end panel | General | 32 | Expired |
| USD419333S | File storage tower | General | 29 | Expired |
| US5013112A | Combined fiber optic conduits and office panel | Physics | 27 | Expired |
| USD435593S | Display board | General | 27 | Expired |
| US5975658A | File storage tower structure | Human Necessities | 22 | Expired |
| US6364678B1 | Power column | Electricity | 21 | Expired |
| USD448346S | Power column | General | 19 | Expired |
| US5875594A | Access door for office panelling system | Fixed Constructions | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.