Inventor
Marcian E. Hoff, Jr.
Inventor
Sunnyvale, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing27%
G11CStatic stores18%
H03MCoding18%
G05FSystems for regulating electric or magnetic variables9%
G10HElectrophonic musical instruments9%
H10DInorganic electric semiconductor devices9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
4,771,671'Entertainment and creative expression device for easily playing along to background music'19884,450,365'Digital logic buffer for converting single polarity analog signals to dual polarity analog signals'19844,398,207'MOS Digital-to-analog converter with resistor chain using compensating \"dummy\" metal contacts'19834,319,325'Digital processor for processing analog signals'19824,250,570'Redundant memory circuit'19814,146,882'Digital-to-analog converter employing two levels of decoding'19794,100,437'MOS reference voltage circuit'19784,007,452'Wafer scale integration system'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1984Patents assigned to INTEL CORP (7)· patent assignee history
1977–1988Based in Sunnyvale, CA, US· patent location history
1988Patents assigned to BREAKAWAY TECH INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INTEL CORP | 7 | 1977–1984 |
| BREAKAWAY TECH INC | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sunnyvale, California, US | 8 | 1977–1988 |