John E. Kohaut
21Patents
17h-index
9Co-inventors
74Inventor score
Filing activity: Jan 25, 1974 → Oct 9, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3972579A | Electrical insert device | Electricity | 69 | Expired |
| US4088827A | Insert mount and device | Electricity | 69 | Expired |
| US6018126A | Flush poke-through wiring fitting | Electricity | 55 | Expired |
| US4477694A | Through-floor electrical outlet fitting | Electricity | 40 | Expired |
| US3995102A | Insert device for cables | Electricity | 35 | Expired |
| US6854226B2 | Cover assembly for an in-floor fitting | Electricity | 31 | Expired |
| US6552262B2 | Cover assembly with pivoting access doors | Electricity | 30 | Expired |
| US5814764A | Insert for poke-through fitting | Electricity | 25 | Expired |
| US6612081B2 | Water-tight cover assembly for an in-floor fitting | Electricity | 25 | Expired |
| US4099020A | Apparatus for sealing passages through a concrete floor and about a conductor | Electricity | 24 | Expired |
| US7082729B2 | Cover assembly for an in-floor fitting | Electricity | 23 | Expired |
| US4170853A | Insert void forming device | Fixed Constructions | 22 | Expired |
| US4493173A | Automatic cable passage closure and sealing device | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4458460A | Cable module device | Electricity | 22 | Expired |
| US5747732A | Fire-rated furniture feed poke-through fitting | Electricity | 19 | Expired |
| US4237666A | Trimless flush floor fitting | Fixed Constructions | 19 | Expired |
| US6720495B2 | Quad receptacle, dual circuit flush poke-through wiring fitting with internally mountable communication/data jacks | Electricity | 17 | Expired |
| US6696640B1 | Quad receptacle, dual circuit flush poke-through wiring fitting with internally mountable communication/data jacks | Electricity | 14 | Expired |
| US4010314A | Insert device for cables | Electricity | 12 | Expired |
| US4408090A | Trimless carpet base insert device | Electricity | 7 | Expired |
| US4341919A | Insert device | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.