Inventor · disambiguated record

Robert Keen

Also filed as: KEEN ROBERT · KEEN ROBERT E

2 granted patents·78 citations·filing 1986–1992

67Inventor score

Technology areasA61F B41J

Files withKEEN ROBERT E1 REPEAT O TYPE MANUFACTURING CO1

Top patents by PatentIndex Score

2 records

0175US5408256ARefillable color ink jet cartridge and method for making said cartridgeREPEAT O TYPE MANUFACTURING CO·Filed 1992·Granted Apr 18, 1995·44 cites·11 claims
0237US5020536APostoperative cryokinetic therapy apparatus and methodKEEN ROBERT E·Filed 1986·Granted Jun 4, 1991·34 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →