Inventor · disambiguated record
Hans-Martin Ruffer
Also filed as: RUEFFER HANS-MARTIN
3 granted patents·7 citations·filing 1994–1995
61Inventor score
Technology areasC07C
Files withHOECHST AG3
Top patents by PatentIndex Score
3 records- 0144US5532406AProcess for preparing aromatic hydroxycarboxylic acidsHOECHST AG·Filed 1994·Granted Jul 2, 1996·3 cites·20 claims
- 0239US5808142AProcess for the preparation of 2-hydroxynaphthalene-6-carboxylic acidHOECHST AG·Filed 1994·Granted Sep 15, 1998·2 cites·4 claims
- 0339US5643494AProcess for the preparation of aromatic hydroxy carboxylic acidsHOECHST AG·Filed 1995·Granted Jul 1, 1997·2 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →