Inventor · disambiguated record
Hans-Joachim Ahrens
Also filed as: AHRENS HANS · AHRENS HANS-JOACHIM
5 granted patents·43 citations·filing 1974–2007
77Inventor score
Top patents by PatentIndex Score
5 records- 0145US7757900B2Dispenser pumpRPC WIKO GMBH·Filed 2003·Granted Jul 20, 2010·7 cites·14 claims
- 0245US5427463AInk writing implementROTRING INT GMBH·Filed 1993·Granted Jun 27, 1995·13 cites·12 claims
- 0342US5242234ADrawing penAHRENS HANS JOACHIM·Filed 1993·Granted Sep 7, 1993·20 cites·17 claims
- 0434US3962453ANovel pyrazolyloxyacetic acid derivatives and process for the preparation thereofSCHERING AG·Filed 1974·Granted Jun 8, 1976·3 cites·40 claims
- 0533US8579532B2Dosing device comprising a monolithic, resilient rollAHRENS ELVIRA·Filed 2007·Granted Nov 12, 2013·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →