Inventor · disambiguated record
Karl-Heinz Dreinhoff
Also filed as: DREINHOFF KARL H · DREINHOFF KARL-HEINZ
6 granted patents·127 citations·filing 1981–1991
85Inventor score
Top patents by PatentIndex Score
6 records- 0185US4834557AMount for guide roller at a carrier partSIEMENS AG·Filed 1988·Granted May 30, 1989·43 cites·6 claims
- 0270US4870502AOptical scannerSIEMENS AG·Filed 1988·Granted Sep 26, 1989·25 cites·15 claims
- 0368US4868582AMethod for fashioning ink channels in a write head for a dot-matrix ink printer meansSIEMENS AG·Filed 1988·Granted Sep 19, 1989·20 cites·3 claims
- 0467US5268705AImage printing deviceMANNESMANN AG·Filed 1991·Granted Dec 7, 1993·24 cites·28 claims
- 0557US4406554AEnd of ribbon indicator for a typewriter ribbon cassetteSIEMENS AG·Filed 1981·Granted Sep 27, 1983·11 cites·12 claims
- 0631US4868583AMethod for fashioning ink channels in a write head for a dot-matrix ink printer meansSIEMENS AG·Filed 1988·Granted Sep 19, 1989·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →