Inventor
Leo Boyes Freeman
Inventor
Poughkeepsie, NY, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique36%
G11CStatic stores27%
H03FAmplifiers9%
H10BElectronic memory devices9%
H10DInorganic electric semiconductor devices9%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%
PatentTitleYear
4,677,312'High voltage swing open collector driver'19874,490,630'Current switch emitter follower with current mirror coupled push-pull output stage'19844,053,873'Self-isolating cross-coupled sense amplifier latch circuit'19773,995,172'Enhancement-and depletion-type field effect transistors connected in parallel'19763,983,544'Split memory array sharing same sensing and bit decode circuitry'19763,970,950'High common mode rejection differential amplifier utilizing enhancement depletion field effect transistors'19763,961,355'Semiconductor device having electrically insulating barriers for surface leakage sensitive devices and method of forming'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1987Patents assigned to IBM (7)· patent assignee history
1976–1987Based in Poughkeepsie, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 7 | 1976–1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Poughkeepsie, New York, US | 7 | 1976–1987 |