Joel P. TROJNAR

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Smyrna, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Ribbed and apertured fluoroplastic support sheet for a filter subst...
- Patent number 11,179,864
- Issue date Nov 23, 2021
- DelStar Technologies, Inc.
- Andrew G. Platt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Slitting devices and methods of use
- Patent number 11,097,441
- Issue date Aug 24, 2021
- Delstar Technologies, Inc.
- Ronald Federico
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
DUAL-LAYER GAS FILTERS AND SYSTEMS AND METHODS FOR MAKING THE SAME
- Publication number 20230321571
- Publication date Oct 12, 2023
- DELSTAR TECHNOLOGIES, INC.
- Andrew G. Platt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR RETAINING NANOPARTICLES WITHIN NONWOVEN MAT...
- Publication number 20230323055
- Publication date Oct 12, 2023
- DELSTAR TECHNOLOGIES, INC.
- Andrew G. Platt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FLUOROPLASTIC SUPPORT MEMBRANE
- Publication number 20220258090
- Publication date Aug 18, 2022
- DELSTAR TECHNOLOGIES, INC.
- Andrew G. Platt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SLITTING DEVICES AND METHODS OF USE
- Publication number 20180370065
- Publication date Dec 27, 2018
- DELSTAR TECHNOLOGIES, INC.
- Ronald Federico
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
RIBBED AND APERTURED FLUOROPLASTIC SUPPORT SHEET FOR A FILTER SUBST...
- Publication number 20170225378
- Publication date Aug 10, 2017
- DELSTAR TECHNOLOGIES, INC.
- Andrew G. PLATT
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL