Herbert Franz
9Patents
6h-index
10Co-inventors
56Inventor score
Filing activity: Oct 13, 1977 → Nov 29, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4705983A | Easily serviceable alternator, particularly for vehicular use | Electricity | 23 | Expired |
| US4429924A | Pressure-lubricated automotive-type alternator | Electricity | 21 | Expired |
| US4161775A | Rectifier unit for provision in an alternator | Electricity | 14 | Expired |
| US4359656A | Voltage regulator for generators | Electricity | 8 | Expired |
| US4525571A | Epoxy resin/cycloaliphatic amine curing agent mixtures | Chemistry; Metallurgy | 7 | Expired |
| US4559510A | Equipment protecting electrical circuit breaker | Electricity | 6 | Expired |
| US5106443A | Process for the manufacture of pipe from composite materials based on epoxy resins and 1,7-bis-(1-(2'-aminoethyl)-1,3-diaza-2-cyclopenten-2-yl)heptane | Chemistry; Metallurgy | 6 | Expired |
| US5684280A | Device for switching an electric motor, particularly for braking an electrically operted tool | Electricity | 5 | Expired |
| US5080740A | Process for the fabrication of fiber-reinforced wound structures from epoxy resins and 3-(1-(2'-aminoethyl)-1,3-diaza-2-cyclopenten-2-yl)heptane and/or (1-(2'-aminoethyl)-1,3-diaza-2-cyclopenten-2-yl)-2,4,4-trimethyl-1-penta ne | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.