Inventor · disambiguated record
Michael I. Rackman
Also filed as: RACKMAN MICHAEL I
15 granted patents·772 citations·filing 1975–1999
94Inventor score
Top patents by PatentIndex Score
15 records- 0196US5903646AAccess control system for litigation document productionFiled 1994·Granted May 11, 1999·211 cites·66 claims
- 0295US5592651AMethod and system for limiting multi-user play of video game cartridgesFiled 1995·Granted Jan 7, 1997·150 cites·1 claims
- 0395US4670857ACartridge-controlled system whose use is limited to authorized cartridgesRACKMAN MICHAEL I·Filed 1981·Granted Jun 2, 1987·190 cites·8 claims
- 0488US4002843ATamper-proof two-way cable systemRACKMAN MICHAEL I·Filed 1975·Granted Jan 11, 1977·43 cites·2 claims
- 0577US5246411AExercise machine systemRACKMAN MICHAEL I·Filed 1991·Granted Sep 21, 1993·67 cites·6 claims
- 0671US6150937APersonal contact "ice breaker"Filed 1999·Granted Nov 21, 2000·48 cites·22 claims
- 0756US4223055AMulti-layer graphic arts tape systemTM INVENTION ASSOCIATES·Filed 1979·Granted Sep 16, 1980·15 cites·12 claims
- 0846US6323961B1Facsimile machine for printing documents with selectively aligned edgesFiled 1993·Granted Nov 27, 2001·10 cites·6 claims
- 0945US4108438AMethod of playing a board gameRACKMAN MICHAEL I·Filed 1976·Granted Aug 22, 1978·6 cites·20 claims
- 1043US5614955ACompressed digital multi-channel video communications system having one or more auxiliary channels to accomodate high bit ratesRACKMAN MICHAEL I·Filed 1994·Granted Mar 25, 1997·8 cites·16 claims
- 1139US5282065AFacsimile machine for printing documents all with corresponding edges aligned independent of whether individual documents were transmitted top or bottom edge firstRACKMAN MICHAEL I·Filed 1992·Granted Jan 25, 1994·6 cites·6 claims
- 1238US5533104ATelephone answering device and methodFiled 1992·Granted Jul 2, 1996·11 cites·8 claims
- 1333US4108430AAction gameRACKMAN MICHAEL I·Filed 1977·Granted Aug 22, 1978·5 cites·17 claims
- 1431US4156527AScoring game with operative path and switching apparatusRACKMAN MICHAEL I·Filed 1978·Granted May 29, 1979·1 cites·30 claims
- 1530US4108443ABoard gameRACKMAN MICHAEL I·Filed 1977·Granted Aug 22, 1978·1 cites·36 claims
Join the waitlist — get patent alerts
Get an alert when Michael I. Rackman 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 →