Inventor
James S. Chapman
Inventor
Lee's Summit, MO, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification36%
G01BMeasuring length, thickness or similar linear dimensions18%
G01MTesting static or dynamic balance of machines or structures9%
G08BSignalling systems, e.g. personal calling systems9%
H01RElectrically-conductive connections9%
H05KPrinted circuits9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983Patents assigned to WESTERN ELECTRIC CO (2)· patent assignee history
1983–1995Based in Lee's Summit, MO, US· patent location history
1995Patents assigned to AT & T CORP (1)· patent assignee history
2003Based in Parkersburg, WV, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WESTERN ELECTRIC CO | 2 | 1983 |
| AT & T CORP | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lee's Summit, MO, US | 3 | 1983–1995 |
| Parkersburg, WV, US | 1 | 2003 |