Inventor
William J. Lillis
Inventor
Tucson, AZ, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Mprimary
H03MCoding21%
G05FSystems for regulating electric or magnetic variables11%
H03GControl of amplification11%
H10DInorganic electric semiconductor devices11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
G06GAnalogue computers5%
H03FAmplifiers5%
H03KPulse technique5%
H04BTransmission5%
H04LTransmission of digital information, e.g. telegraphic communication5%
PatentTitleYear
5,534,792'Low capacitance electronically controlled active bus terminator circuit and method'19964,893,091'Complementary current mirror for correcting input offset voltage of diamond follower, especially as input stage for wide-band amplifier'19904,742,021'Subsurface zener diode and method of making'19884,683,483'Subsurface zener diode and method of making'19874,651,132'Analog to digital converter system for application to pulse code modulation'19874,542,368'Trimmable resistive scaling network suitable for digital to analog converters'19854,540,900'Reduced swing latch circuit utilizing gate current proportional to temperature'19854,423,409'Digital-to-analog converter having single-ended input interface circuit'19834,381,497'Digital-to-analog converter having open-loop voltage reference for regulating bit switch currents'19834,300,023'Hybrid circuit'19814,177,417'Reference circuit for providing a plurality of regulated currents having desired temperature characteristics'19794,100,433'Voltage to current converter circuit'19784,065,725'Gain control circuit'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1981Patents assigned to MOTOROLA INC (4)· patent assignee history
1977–1981Based in Tempe, AZ, US· patent location history
1983Patents assigned to BURR BROWN RES CORP (2)· patent assignee history
1983–1996Based in Tucson, AZ, US· patent location history
1985–1996Patents assigned to BURR BROWN CORP (7)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BURR BROWN CORP | 7 | 1985–1996 |
| MOTOROLA INC | 4 | 1977–1981 |
| BURR BROWN RES CORP | 2 | 1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tucson, AZ, US | 9 | 1983–1996 |
| Tempe, AZ, US | 4 | 1977–1981 |