Inventor · disambiguated record
David Grudzinski
Also filed as: GRUDZINSKI DAVID · GRUDZINSKI DAVID E
2 granted patents·4 pending applications·6 citations·filing 1999–2013
50Inventor score
Top patents by PatentIndex Score
6 records- 0147US6317496B1Telephone keypad guardFiled 2000·Granted Nov 13, 2001·2 cites·7 claims
- 0245US2015082526A1System and Method for Converting a Foldable Chair into a Toilet SeatGRUDZINSKI DAVID·Filed 2013·Application pending·0 cites
- 0345US2015082527A1System and Method for Mounting a Toilet Seat on a Foldable ChairGRUDZINSKI DAVID·Filed 2013·Application pending·0 cites
- 0436US2006177047A1Keypad guard for providing security and preventing vandalism to a pay telephone keypadGRUDZINSKI DAVID·Filed 2005·Application pending·0 cites
- 0536US2006177031A1Vault guard for providing security and preventing vandalismGRUDZINSKI DAVID·Filed 2005·Application pending·0 cites
- 0619US6549618B1Pay telephone vault guardGRUDZINSKI DAVID E·Filed 1999·Granted Apr 15, 2003·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →