Inventor · disambiguated record
Willy Lanfermann
Also filed as: LANFERMANN WILLY · MINKE OTTO · OBERSTE-BEULMANN KLAUS
11 granted patents·176 citations·filing 1974–1983
91Inventor score
Technology areasE21C
Top patents by PatentIndex Score
11 records- 0192US4082361ARack device for a mining machineEICKHOFF GEB·Filed 1976·Granted Apr 4, 1978·53 cites·22 claims
- 0289US4155600ASupport for movable segments in a rack for a drum cutter mining machineEICKHOFF GEB·Filed 1978·Granted May 22, 1979·46 cites·4 claims
- 0372US4067620ARack-driven mining machine with pivotal guide shoeEICKHOFF GEB·Filed 1976·Granted Jan 10, 1978·16 cites·7 claims
- 0467US4186970ASectional conveyor with sectional rack fixed on the conveyor at only a single locationRUHRKOHLE AG·Filed 1977·Granted Feb 5, 1980·13 cites·9 claims
- 0561US4184715ARack device for a drum cutter mining machineEICKHOFF GEB·Filed 1978·Granted Jan 22, 1980·10 cites·16 claims
- 0652US4166652AMining machine, particularly for the working of low mine seamsEICKHOFF GEB·Filed 1978·Granted Sep 4, 1979·7 cites·15 claims
- 0746US3945680ADrum coal cutting machine having a roller crusherEICKHOFF GEB·Filed 1974·Granted Mar 23, 1976·12 cites·12 claims
- 0842US3968754AChain drive arrangement for a mining machineEICKHOFF GEB·Filed 1975·Granted Jul 13, 1976·6 cites·29 claims
- 0937US4025118ASpill-plate apparatus for a mining machineEICKHOFF GEB·Filed 1975·Granted May 24, 1977·5 cites·14 claims
- 1035US4085974ADrum cutterEICKHOFF GEB·Filed 1977·Granted Apr 25, 1978·3 cites·11 claims
- 1132US4478457ALongwall mining apparatus for working thick seamsEICKHOFF GEB·Filed 1983·Granted Oct 23, 1984·5 cites·8 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →