Inventor · disambiguated record
Darryl R. Immel
Also filed as: IMMEL DARRYL R
5 granted patents·267 citations·filing 1993–1996
85Inventor score
Files withHARNISCHFEGER CORP5
Top patents by PatentIndex Score
5 records- 0196US5410826AAssembly and method for tooth tip retentionHARNISCHFEGER CORP·Filed 1993·Granted May 2, 1995·109 cites·17 claims
- 0293US5435084AApparatus and method for attaching a digging tooth tipHARNISCHFEGER CORP·Filed 1994·Granted Jul 25, 1995·93 cites·17 claims
- 0375US5577858APin-retaining structure and method for retaining a pinHARNISCHFEGER CORP·Filed 1995·Granted Nov 26, 1996·30 cites·16 claims
- 0451US5752334ADumping system for a dragline bucketHARNISCHFEGER CORP·Filed 1996·Granted May 19, 1998·20 cites·15 claims
- 0543US5657559ARigging assembly for an excavating bucketHARNISCHFEGER CORP·Filed 1995·Granted Aug 19, 1997·15 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →