Inventor · disambiguated record
Daniel N. Nigro, Jr.
Also filed as: NIGRO JR DANIEL N
6 granted patents·163 citations·filing 1995–2000
86Inventor score
Files withVON DUPRIN INC6
Top patents by PatentIndex Score
6 records- 0185US5658026ADoor handle locking mechanism with dual function springsVON DUPRIN INC·Filed 1995·Granted Aug 19, 1997·69 cites·6 claims
- 0274US6409232B1Exit alarm lock assembly with push pad pivotally interconnected to deadboltVON DUPRIN INC·Filed 2000·Granted Jun 25, 2002·21 cites·19 claims
- 0368US6304177B1Switching assembly for an exit alarm lockVON DUPRIN INC·Filed 2000·Granted Oct 16, 2001·21 cites·13 claims
- 0465USD434339SCover for an exit alarm lockVON DUPRIN INC·Filed 2000·Granted Nov 28, 2000·19 cites·1 claims
- 0554US6485066B1Exit alarm lock deadbolt having guide supportsVON DUPRIN INC·Filed 2000·Granted Nov 26, 2002·9 cites·7 claims
- 0654US5664816ALever handle assembly with field adjustable tailpiece and lever handingVON DUPRIN INC·Filed 1995·Granted Sep 9, 1997·24 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →