Joseph A. Ritzert

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Pella, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multipoint locks and associated systems and methods
- Patent number 10,669,755
- Issue date Jun 2, 2020
- Pella Corporation
- Joseph A. Ritzert
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Door system and method of making
- Patent number 10,612,295
- Issue date Apr 7, 2020
- Pella Corporation
- Joseph A. Ritzert
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door system and method of making
- Patent number 9,556,665
- Issue date Jan 31, 2017
- Pella Corporation
- Joseph A. Ritzert
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Weather seal system
- Patent number 8,713,854
- Issue date May 6, 2014
- Pella Corporation
- Paul D. Schroder
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Weather seal system
- Patent number 8,393,115
- Issue date Mar 12, 2013
- Pella Corporation
- Paul D. Schroder
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
MULTIPOINT LOCKS AND ASSOCIATED SYSTEMS AND METHODS
- Publication number 20190292820
- Publication date Sep 26, 2019
- Pella Corporation
- Joseph A. Ritzert
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR SYSTEM AND METHOD OF MAKING
- Publication number 20170138114
- Publication date May 18, 2017
- Pella Corporation
- Joseph A. Ritzert
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
DOOR SYSTEM AND METHOD OF MAKING
- Publication number 20150233171
- Publication date Aug 20, 2015
- Pella Corporation
- Joseph A. Ritzert
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
WEATHER SEAL SYSTEM
- Publication number 20130247474
- Publication date Sep 26, 2013
- Pella Corporation
- Paul D. Schroder
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS