Inventor · disambiguated record
Ernst M. Spengler
Also filed as: SPENGLER ERNST · SPENGLER ERNST M · SPENGLER ERNST MAXIMILIAN
21 granted patents·2 pending applications·939 citations·filing 1974–2003
97Inventor score
Files withROEDER & SPENGLER STANZ15R & S TECHNIK GMBH4STANZTECHNIK GMBH ROEDER & SPE2R & S STANZFORMEN GMBH1
Top patents by PatentIndex Score
23 records- 0197US5709925AMulti-layered panel having a core including natural fibers and method of producing the sameROEDER & SPENGLER STANZ·Filed 1996·Granted Jan 20, 1998·177 cites·25 claims
- 0296US6287678B1Composite structural panel with thermoplastic foam core and natural fibers, and method and apparatus for producing the sameR & S TECHNIK GMBH·Filed 1998·Granted Sep 11, 2001·137 cites·24 claims
- 0396US4923539AMethod and apparatus for manufacturing trim panels including several trim componentsROEDER & SPENGLER STANZ·Filed 1988·Granted May 8, 1990·102 cites·6 claims
- 0495US6749794B2Method and apparatus for molding components with molded-in surface textureR & S TECHNIK GMBH·Filed 2001·Granted Jun 15, 2004·70 cites·33 claims
- 0594US5076880AApparatus for manufacturing trim panels including several trim componentsROEDER & SPENGLER STANZ·Filed 1990·Granted Dec 31, 1991·90 cites·8 claims
- 0690US5413661AMethod for producing a laminated structural component with a hard foam reinforcementROEDER & SPENGLER STANZ·Filed 1993·Granted May 9, 1995·74 cites·15 claims
- 0788US4273738AMethod and apparatus for forming, and trimming, three-dimensional work piecesROEDER & SPENGLER STANZ·Filed 1978·Granted Jun 16, 1981·39 cites·18 claims
- 0884US7101503B2Molding method and apparatus with plural cooperating mold tools for forming interior trim components for motor vehiclesR & S TECHNIK GMBH·Filed 2003·Granted Sep 5, 2006·22 cites·28 claims
- 0978US4014234ACutting apparatusSTANZTECHNIK GMBH ROEDER & SPE·Filed 1974·Granted Mar 29, 1977·30 cites·25 claims
- 1072US4106379AApparatus for trimming three-dimensional workpiecesROEDER & SPENGLER STANZ·Filed 1977·Granted Aug 15, 1978·25 cites·22 claims
- 1171US4634483AApparatus for performing several different operations on an initially flat work pieceROEDER & SPENGLER STANZ·Filed 1985·Granted Jan 6, 1987·27 cites·12 claims
- 1269US4508499ASystem for manufacturing three-dimensional work piecesROEDER & SPENGLER STANZ·Filed 1983·Granted Apr 2, 1985·21 cites·19 claims
- 1369US4277996AForce application apparatus, especially for severing materialsROEDER & SPENGLER STANZ·Filed 1980·Granted Jul 14, 1981·22 cites·19 claims
- 1468US4041847AApparatus for separating punched-out workpieces from the surrounding waste materialSTANZTECHNIK GMBH ROEDER & SPE·Filed 1975·Granted Aug 16, 1977·18 cites·17 claims
- 1563US4100844ABox blank punching toolR & S STANZFORMEN GMBH·Filed 1976·Granted Jul 18, 1978·16 cites·6 claims
- 1662US4286490AForce application apparatusROEDER & SPENGLER STANZ·Filed 1980·Granted Sep 1, 1981·17 cites·21 claims
- 1753US4193726AApparatus for handling of flat goodsROEDER & SPENGLER STANZ·Filed 1978·Granted Mar 18, 1980·8 cites·8 claims
- 1851US4519766AApparatus for manufacturing three-dimensional work piecesROEDER & SPENGLER STANZ·Filed 1983·Granted May 28, 1985·14 cites·20 claims
- 1949US4405537AMethod and apparatus for manufacturing three-dimensional work piecesROEDER & SPENGLER STANZ·Filed 1981·Granted Sep 20, 1983·13 cites·21 claims
- 2045US4471679AModular force application deviceROEDER & SPENGLER STANZ·Filed 1983·Granted Sep 18, 1984·8 cites·22 claims
- 2144US2003232160A1Method and apparatus for forming a bent or folded edge rim of a self-supporting thin-walled molded componentR & S TECHNIK GMBH·Filed 2003·Application pending·0 cites
- 2241US2001012812A1Strong lightweight panel element and apparatus for manufacturing the sameFiled 2001·Application pending·0 cites
- 2340US4717143ASystem for transporting limp, flat sheet materialROEDER & SPENGLER STANZ·Filed 1985·Granted Jan 5, 1988·9 cites·9 claims
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