Inventor · disambiguated record
David R. Thalenfeld
Also filed as: THALENFELD DAVID R
32 granted patents·1,387 citations·filing 1975–2001
98Inventor score
Top patents by PatentIndex Score
32 records- 0198US6769552B1Product pusherTRION IND INC·Filed 2001·Granted Aug 3, 2004·181 cites·9 claims
- 0295US6299004B1Shelf organizing systemTRION IND INC·Filed 1999·Granted Oct 9, 2001·142 cites·15 claims
- 0390US4351440AMerchandise hookTRION IND INC·Filed 1980·Granted Sep 28, 1982·67 cites·13 claims
- 0489US6286690B1Product display stripTRION IND INC·Filed 2000·Granted Sep 11, 2001·57 cites·6 claims
- 0587US4718626ADisplay device with label mount or the likeTRION IND INC·Filed 1986·Granted Jan 12, 1988·52 cites·7 claims
- 0686US5060897ATwo-part swivel hook with safety mountingTRION IND INC·Filed 1990·Granted Oct 29, 1991·67 cites·8 claims
- 0783US5887731AAll-plastic merchandise display hook with label holderTRION IND INC·Filed 1997·Granted Mar 30, 1999·60 cites·3 claims
- 0882US5979674AAdapter with cross bar for mounting pivoting label holdersTRION IND INC·Filed 1997·Granted Nov 9, 1999·57 cites·16 claims
- 0981US4688683AAdjustable merchandise display hook assembly for apertured panelboardSTANLEY WORKS·Filed 1986·Granted Aug 25, 1987·53 cites·13 claims
- 1081US4674721ARemovably mounted merchandise display hookTRION IND INC·Filed 1986·Granted Jun 23, 1987·49 cites·4 claims
- 1179US4146204AFoldable display hook for merchandise display racks and the likeTHALENFELD DAVID R·Filed 1977·Granted Mar 27, 1979·35 cites·8 claims
- 1278US4362249APositive locking merchandise hookTRION IND INC·Filed 1980·Granted Dec 7, 1982·42 cites·13 claims
- 1377US5815970AMerchandise display hook with viewing angle adjustment for pivoting label holderTRION IND INC·Filed 1997·Granted Oct 6, 1998·40 cites·5 claims
- 1476US4512481AMerchandise display hookTRION IND INC·Filed 1983·Granted Apr 23, 1985·40 cites·4 claims
- 1575US5702008AMerchandise display hook with positioning support for pivoting label holderTRION IND INC·Filed 1996·Granted Dec 30, 1997·43 cites·11 claims
- 1675US4474351AMerchandise display hook and baseTRION IND INC·Filed 1981·Granted Oct 2, 1984·38 cites·12 claims
- 1775US4405051AMerchandise hookTRION IND INC·Filed 1982·Granted Sep 20, 1983·37 cites·15 claims
- 1874US6269571B1Dual purpose label holder adapted for mounting on a cross bar or mounting plate of a merchandise display hookTRION IND INC·Filed 1998·Granted Aug 7, 2001·41 cites·5 claims
- 1974US5860239AMerchandise display hook with pivoting label holderTRION IND INC·Filed 1996·Granted Jan 19, 1999·37 cites·7 claims
- 2074US4436209AMerchandise display hookTRION IND INC·Filed 1981·Granted Mar 13, 1984·35 cites·10 claims
- 2170US5826359AMerchandise display hook with viewing angle adjustment for pivoting label holderTRION IND INC·Filed 1998·Granted Oct 27, 1998·31 cites·6 claims
- 2265US4805861ALabel holder for merchandise display hookTRION IND INC·Filed 1987·Granted Feb 21, 1989·25 cites·3 claims
- 2364US4319730ASelf-locking merchandise hookTRION IND INC·Filed 1980·Granted Mar 16, 1982·26 cites·7 claims
- 2459US4471512AFriction clip for merchandise display hooks and the likeTRION IND INC·Filed 1983·Granted Sep 18, 1984·23 cites·2 claims
- 2558US4871135ATwo-part shelf hookTRION IND INC·Filed 1988·Granted Oct 3, 1989·23 cites·4 claims
- 2655US5779065ARack and shelving systemTRION IND INC·Filed 1996·Granted Jul 14, 1998·16 cites·11 claims
- 2753US5901487AMerchandise display hook with integral support for pivoting label holderTRION IND INC·Filed 1996·Granted May 11, 1999·20 cites·4 claims
- 2852US5941003AFlip-up label holder with improved mounting featureTRION IND INC·Filed 1997·Granted Aug 24, 1999·19 cites·7 claims
- 2945US4706917AShelf hook for merchandise and/or information displayTRION IND INC·Filed 1986·Granted Nov 17, 1987·9 cites·8 claims
- 3044US5688412AApparatus for manufacture of rack and shelving systemTRION IND INC·Filed 1996·Granted Nov 18, 1997·7 cites·11 claims
- 3142US4025018AProtective tip for panel board hooks and the likeTHALENFELD DAVID R·Filed 1975·Granted May 24, 1977·12 cites·5 claims
- 3233US5719366AMethod for manufacture of rack and shelving systemTRION IND INC·Filed 1995·Granted Feb 17, 1998·3 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when David R. Thalenfeld 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 →