Inventor · Rising Sun, MD, US

Richard E. Schlack

52Patents
19h-index
30Co-inventors
84Inventor score

Filing activity: Feb 10, 1982 → Apr 9, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD324636S Lift-handle latch General 68 Expired
US4893849A Remote latching mechanism Emerging Cross-Sectional Technologies 66 Expired
US7397674B2 Compact PCI ejector latch Electricity 56 Expired
US6174007A Actuator assembly Emerging Cross-Sectional Technologies 53 Expired
US5201557A Slide fastener Emerging Cross-Sectional Technologies 46 Expired
USD324165S Flexible draw latch General 44 Expired
US5158329A Slam latch Emerging Cross-Sectional Technologies 39 Expired
US5375894A Slide lock fastener Emerging Cross-Sectional Technologies 37 Expired
USD323970S Bail handle flush cup latch General 35 Expired
US5938248A Multi-point latching system Emerging Cross-Sectional Technologies 34 Expired
US5603535A Slam latch Emerging Cross-Sectional Technologies 32 Expired
US5413392A Pawl assembly Emerging Cross-Sectional Technologies 31 Expired
US6957979B2 Latch with bail-type mounting Electricity 27 Expired
US5974842A Locking slide latch Emerging Cross-Sectional Technologies 26 Expired
US5915441A Dual pivot hinge assembly Fixed Constructions 24 Expired
US6955550B2 Ejector latch with double catch Electricity 22 Expired
US5897147A Locking slide latch Emerging Cross-Sectional Technologies 22 Expired
USD352887S Knob portion of a pawl latch assembly for securing hinged panels together General 19 Expired
USD419053S Slide latch General 19 Expired
US6152497A Multi-point latching system Emerging Cross-Sectional Technologies 19 Expired
US7201407B2 Sliding panel latch Emerging Cross-Sectional Technologies 18 Expired
USD424405S Latch actuator General 17 Expired
USD425775S Latch housing with handle of latch actuator General 17 Expired
US5901415A Dual pivot hinge assembly Fixed Constructions 16 Expired
USD417603S Latch housing with handle of a latch actuator General 15 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.