Daniel J. Swanson

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Madison, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
High reliability, long lifetime, negative ion source
- Patent number 10,950,409
- Issue date Mar 16, 2021
- PHOENIX LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High reliability, long lifetime, negative ion source
- Patent number 10,297,412
- Issue date May 21, 2019
- PHOENIX LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High reliability, long lifetime, negative ion source
- Patent number 9,847,205
- Issue date Dec 19, 2017
- PHOENIX LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH RELIABILITY, LONG LIFETIME, NEGATIVE ION SOURCE
- Publication number 20190279835
- Publication date Sep 12, 2019
- PHOENIX LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH RELIABILITY, LONG LIFETIME, NEGATIVE ION SOURCE
- Publication number 20180122615
- Publication date May 3, 2018
- Phoenix Nuclear Labs LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH RELIABILITY, LONG LIFETIME, NEGATIVE ION SOURCE
- Publication number 20160163495
- Publication date Jun 9, 2016
- Phoenix Nuclear Labs LLC
- Joseph D. Sherman
- H01 - BASIC ELECTRIC ELEMENTS