Inventor
Chester F. Jatczak
Inventor
North Canton, OH, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts40%
C23CCoating metallic material20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
C21DModifying the physical structure of ferrous metals10%
C22CAlloys10%
PatentTitleYear
4,601,592'Tapered roller bearing capable of sustained operation without lubricant replenishment'19864,427,241'Composite bearing races and process for producing the same'19844,032,369'Method for quenching ferrous tubing to achieve full hardening without quench cracking'19774,004,952'Carburized bearing members'19773,954,517'Method for making carburized bearing members'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1986Patents assigned to TIMKEN CO (5)· patent assignee history
1976–1977Based in North Canton, OH, US· patent location history
1984–1986Based in Canton, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TIMKEN CO | 5 | 1976–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| North Canton, OH, US | 3 | 1976–1977 |
| Canton, OH, US | 2 | 1984–1986 |