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Ion Physics Corp
Ion Physic
Active Patents
0
Total Holdings
4
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3539883A
Antireflection coatings for semiconductor devices
Expired / Lapsed
1967-03-15
1970-11-10
0
Details
US3434894A
Fabricating solid state devices by ion implantation
Expired / Lapsed
1965-10-06
1969-03-25
0
Details
US3413531A
High frequency field effect transistor
Expired / Lapsed
1966-09-06
1968-11-26
0
Details
US3341754A
Semiconductor resistor containing interstitial and substitu…
Expired / Lapsed
1966-01-20
1967-09-12
4
Details