Inventor
Ray G. McCormack
Inventor
St. Joseph, IL, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables13%
G08BSignalling systems, e.g. personal calling systems13%
H05KPrinted circuits13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
B28BShaping clay or other ceramic compositions6%
C04BLime, magnesia6%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates6%
F16JPistons6%
F23NRegulating or controlling combustion6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
PatentTitleYear
5,346,547'Method of making concrete electrically conductive for electromagnetic shielding purposes'19945,241,132'Electromagnetically shielded door'19935,239,125'EMI/RFI shield'19935,153,524'Testing electromagnetic shielding effectiveness of shielded enclosures'19924,533,834'Optical fire detection system responsive to spectral content and flicker frequency'19854,450,434'Apparatus for determining break locations in fencing'19844,397,548'Distance measuring system'19834,177,353'RFI shielded doors with inflatable gaskets'19794,087,749'Method and apparatus for normalizing the outputs of sequentially scanned magnetic flaw detectors'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1994Patents assigned to US ARMY (9)· patent assignee history
1978–1994Based in St. Joseph, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| US ARMY | 9 | 1978–1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| St. Joseph, Illinois, US | 9 | 1978–1994 |