Inventor
Ralph A. Hamaker
Inventor
Penfield, NY, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography53%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables26%
F16HGearing11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
4,397,538'Belt alignment system'19834,367,031'Edge guide for belt tracking'19834,344,693'Belt tracking system'19824,286,706'Belt tracking system'19814,215,932'Replenishable photoconductive system'19804,206,994'Belt tensioning system'19804,197,002'Pneumatic system for supporting and steering a belt'19804,174,171'Belt tracking system'19794,119,307'Sheet stripping apparatus'19784,119,308'Sheet stripping apparatus'19784,040,827'Development imaging methods'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1983Patents assigned to XEROX CORP (11)· patent assignee history
1977–1983Based in Penfield, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| XEROX CORP | 11 | 1977–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Penfield, New York, US | 11 | 1977–1983 |