Inventor
Richard L. Longini
Inventor
Pittsburgh, PA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables30%
A61BDiagnosis10%
G01KMeasuring temperature10%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
G05DSystems for controlling or regulating non-electric variables10%
G11BInformation storage based on relative movement between record carrier and transducer10%
H03GControl of amplification10%
H03KPulse technique10%
PatentTitleYear
5,517,106'Method and apparatus for digitally measuring electrical power'19965,325,048'Method and apparatus for calibrating a digital electric engergy consumption meter'19945,061,890'Method and apparatus for digitally measuring electrical energy consumption'19914,509,679'Energy use monitoring system'19854,380,167'Apparatus and method for detecting a fraction of a gas'19834,087,840'Method and apparatus for magnetically recording and reproducing physiological information'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to UNIV CARNEGIE MELLON (1)· patent assignee history
1978–1991Based in Pittsburgh, PA, US· patent location history
1983Patents assigned to ENERGY CONTROLS INC (1)· patent assignee history
1985–1991Patents assigned to LONGINI RICHARD L (2)· patent assignee history
1994–1996Patents assigned to DIGITAL KWH INC (2)· patent assignee history
1994–1996Based in Mars, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DIGITAL KWH INC | 2 | 1994–1996 |
| LONGINI RICHARD Lself | 2 | 1985–1991 |
| ENERGY CONTROLS INC | 1 | 1983 |
| UNIV CARNEGIE MELLON | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pittsburgh, Pennsylvania, US | 4 | 1978–1991 |
| Mars, Pennsylvania, US | 2 | 1994–1996 |