# Martin S. Knopf Assoc., Inc.

- Location (FDA's records): Livingston, NJ
- FDA decisions: 2 (1991–1994): 2 510(k) clearances
- Product codes: LPL (1), HQF (1)
- Predicates its devices cite: 0 (0 its own); citations of its devices by later devices: 5 (0 its own)
- Recalls linked to its devices: 0 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Firms that cite its devices most
- Ocular Sciences Puerto Rico, Inc.: 4 (https://510kreport.com/company/ocular-sciences-puerto-rico)
- Beaver Visitec International, Inc.: 1 (https://510kreport.com/company/beaver-visitec-international)

## Its most-cited devices
- K942214: H55 Hydrophilic Contact Lens (1994), cited by 4
- K910532: Uram Ophthalmic Laser Endoscope (1991), cited by 1

## Recent decisions
- K942214: H55 Hydrophilic Contact Lens (Jul 28, 1994)
- K910532: Uram Ophthalmic Laser Endoscope (May 28, 1991)

Source page: https://510kreport.com/company/martin-s-knopf-assoc