Inventor
Leslie E. Schaffer
Inventor
Macungie, PA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material40%
Y10TTechnical subjects covered by former us classification30%
B01DSeparation10%
C04BLime, magnesia10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
5,683,797'Inorganic membranes'19975,332,597'Method for manufacturing inorganic membranes by organometallic chemical vapor infiltration'19945,024,901'Method for depositing highly erosive and abrasive wear resistant composite coating system on a substrate'19915,009,966'Hard outer coatings deposited on titanium or titanium alloys'19915,006,371'Low temperature chemical vapor deposition method for forming tungsten and tungsten carbide'19914,927,713'High erosion/wear resistant multi-layered coating system'19904,902,535'Method for depositing hard coatings on titanium or titanium alloys'19904,855,188'Highly erosive and abrasive wear resistant composite coating system'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1997Patents assigned to AIR PROD & CHEM (7)· patent assignee history
1989–1997Based in Macungie, PA, US· patent location history
1991Patents assigned to DYER PAUL N (1)· patent assignee history
1991Patents assigned to GARG DIWAKAR (1)· patent assignee history
1991Patents assigned to MUELLER CARL F (1)· patent assignee history
1991Patents assigned to SCHAFFER LESLIE E (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AIR PROD & CHEM | 7 | 1989–1997 |
| DYER PAUL N | 1 | 1991 |
| GARG DIWAKAR | 1 | 1991 |
| MUELLER CARL F | 1 | 1991 |
| SCHAFFER LESLIE Eself | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Macungie, Pennsylvania, US | 8 | 1989–1997 |