Inventor · disambiguated record
Michael C. Hallmark
Also filed as: HALLMARK MICHAEL C
3 granted patents·87 citations·filing 1992–1999
74Inventor score
Technology areasA47C
Top patents by PatentIndex Score
3 records- 0173US6238000B1Mechanism for chairUNIT PRESS LTD·Filed 1999·Granted May 29, 2001·54 cites·20 claims
- 0245US5286088AUnderseat mechanism for a chairUNIT PRESS LIMITED·Filed 1992·Granted Feb 15, 1994·25 cites·9 claims
- 0330US6273384B1Chair back adjustment mechanismUNIT PRESS LTD·Filed 1999·Granted Aug 14, 2001·8 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →