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John T. Mac Donald
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Reading, MA, US
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last 30 patents
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Patent Grant
Method of automatically measuring seed melt back of crystalline mat...
Patent number
11,680,334
Issue date
Jun 20, 2023
CRYSTAL SYSTEMS, LLC
John T. MacDonald
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of automatically measuring seed melt back of crystalline mat...
Patent number
11,174,567
Issue date
Nov 16, 2021
GTAT Corporation
John T. MacDonald
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of automatically measuring seed melt back of crystalline mat...
Patent number
10,494,733
Issue date
Dec 3, 2019
GTAT Corporation
John T. MacDonald
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
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Patent Application
METHOD OF AUTOMATICALLY MEASURING SEED MELT BACK OF CRYSTALLINE MAT...
Publication number
20220090289
Publication date
Mar 24, 2022
GTAT Corporation
John T. Mac Donald
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF AUTOMATICALLY MEASURING SEED MELT BACK OF CRYSTALLINE MAT...
Publication number
20200095702
Publication date
Mar 26, 2020
GTAT Corporation
John T. Mac Donald
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF AUTOMATICALLY MEASURING SEED MELT BACK OF CRYSTALLINE MAT...
Publication number
20150092041
Publication date
Apr 2, 2015
GT CRYSTAL SYSTEMS, LLC
John T. Mac Donald
C30 - CRYSTAL GROWTH