Inventor · disambiguated record
Robert M. Callahan
Also filed as: CALLAHAN ROBERT · CALLAHAN ROBERT M
21 granted patents·5 pending applications·447 citations·filing 1987–2021
96Inventor score
Top patents by PatentIndex Score
26 records- 0190USD472793SJoist reinforcing bracketFiled 2002·Granted Apr 8, 2003·45 cites·1 claims
- 0285US5519977AJoist reinforcing bracketFiled 1995·Granted May 28, 1996·47 cites·17 claims
- 0382USD472791SJoist reinforcing bracketFiled 2002·Granted Apr 8, 2003·29 cites·1 claims
- 0480US7347031B2Joist reinforcing bracketCALLAHAN ROBERT M·Filed 2005·Granted Mar 25, 2008·6 cites·6 claims
- 0580USD472792SJoist reinforcing bracketFiled 2002·Granted Apr 8, 2003·26 cites·1 claims
- 0680US5012433AMultistage clipping methodIBM·Filed 1989·Granted Apr 30, 1991·62 cites·15 claims
- 0775US10519657B1Systems, devices, and/or methods for managing joistsCALLAHAN ROBERT M·Filed 2018·Granted Dec 31, 2019·4 cites·5 claims
- 0874US4982345AInteractive computer graphics display system processing method for identifying an operator selected displayed objectIBM·Filed 1989·Granted Jan 1, 1991·49 cites·11 claims
- 0972US6737251B2Nucleotide and deduced amino acid sequences of tumor gene Int6US HEALTH·Filed 2001·Granted May 18, 2004·2 cites·11 claims
- 1072USD477210SJoist reinforcing bracketFiled 2002·Granted Jul 15, 2003·18 cites·1 claims
- 1170US7067635B2Nucleotide and deduced amino acid sequences of tumor gene Int6US HEALTH·Filed 2004·Granted Jun 27, 2006·1 cites·12 claims
- 1268US10060118B2Systems, devices, and/or methods for managing deck installationCALLAHAN ROBERT M·Filed 2017·Granted Aug 28, 2018·4 cites·5 claims
- 1368US4847605APicking in a graphics systemIBM·Filed 1987·Granted Jul 11, 1989·45 cites·6 claims
- 1464US2011036052A1Reinforced girderCALLAHAN ROBERT M·Filed 2009·Application pending·0 cites
- 1564US2011036050A1Reinforced girderCALLAHAN ROBERT M·Filed 2009·Application pending·0 cites
- 1664US2011036051A1Reinforced girderCALLAHAN ROBERT M·Filed 2009·Application pending·0 cites
- 1757US5027291AApplication exit for potentially pickable primitives in a graphics systemIBM·Filed 1987·Granted Jun 25, 1991·25 cites·7 claims
- 1851US5921053AInternally reinforced girder with pierceable nonmetal componentsMETWOOD INC·Filed 1997·Granted Jul 13, 1999·27 cites·17 claims
- 1950US11473299B1Systems, devices, and/or methods for building constructionCALLAHAN ROBERT M·Filed 2021·Granted Oct 18, 2022·0 cites·11 claims
- 2047US5625997AComposite beamFiled 1995·Granted May 6, 1997·22 cites·7 claims
- 2146US5770131AMethod and apparatus for applying an oscillating force on a molten materialTHERMOLD PARTNERS LP·Filed 1996·Granted Jun 23, 1998·17 cites·33 claims
- 2246US2003126820A1Joist reinforcing bracketFiled 2002·Application pending·0 cites
- 2343US2002121066A1Joist reinforcing bracketFiled 2001·Application pending·0 cites
- 2440US6255105B1Nucleotide and deduced amino acid sequences of tumor gene Int6US HEALTH·Filed 1996·Granted Jul 3, 2001·5 cites·12 claims
- 2539US5832691AComposite beamFiled 1997·Granted Nov 10, 1998·13 cites·16 claims
- 2631US6342392B1Nucleotide and deduced amino acid sequences of tumor gene Int6US HEALTH·Filed 1999·Granted Jan 29, 2002·0 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Robert M. Callahan 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 →