Inventor · disambiguated record
Otto Kretzschmar
Also filed as: KRETZSCHMAR OTTO
9 granted patents·1,053 citations·filing 1994–2004
93Inventor score
Top patents by PatentIndex Score
9 records- 0198US6800225B1Process and device for the manufacture of mouldings and mouldings manufactured in accordance with that processNOVARTIS AG·Filed 1994·Granted Oct 5, 2004·281 cites·75 claims
- 0298US5712356ACross-linkable copolymers and hydrogelsCIBA VISION CORP·Filed 1994·Granted Jan 27, 1998·215 cites·25 claims
- 0396US5609246ABlister pack for an optical lensCIBA GEIGY CORP·Filed 1995·Granted Mar 11, 1997·178 cites·29 claims
- 0493US5936052ACross-linkable copolymers and hydrogelsCIBA VISION CORP·Filed 1997·Granted Aug 10, 1999·76 cites·6 claims
- 0592US5782460AProcess and device for the manufacture of mouldingsCIBA VISION CORP·Filed 1996·Granted Jul 21, 1998·107 cites·54 claims
- 0691US6113817AMolding processesNOVARTIS AG·Filed 1998·Granted Sep 5, 2000·67 cites·46 claims
- 0790US6342570B1Cross-linkable copolymers and hydrogelsNOVARTIS AG·Filed 1999·Granted Jan 29, 2002·70 cites·11 claims
- 0887US8088313B2Process for the manufacture of mouldingsHAGMANN PETER·Filed 2004·Granted Jan 3, 2012·28 cites·10 claims
- 0987USD371678SCombined lid and package for contact lensesCIBA GEIGY CORP·Filed 1994·Granted Jul 16, 1996·31 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Otto Kretzschmar files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →