Inventor
Paul C. Koehler
Inventor
Cortland, NY, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation34%
B22FWorking metallic powder21%
Y10TTechnical subjects covered by former us classification14%
B23KSoldering or unsoldering7%
C22CAlloys7%
E21BEarth or rock drilling7%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy3%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
6,436,163'Metal filter for high temperature applications'20025,909,773'Method of repairing a damaged well'19995,664,628'Filter for subterranean wells'19975,545,323'Filter assembly and method of making a filter assembly'19965,523,183'Apparatus for use in a battery'19965,395,039'Method of making a filter assembly'19955,149,360'Liquid laydown process and metal filter'19924,828,930'Seamless porous metal article and method of making'19894,822,692'Seamless porous metal article and method of making'19894,613,369'Porous metal article and method of making'19864,562,039'Porous metal article and method of making'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2002Patents assigned to PALL CORP (11)· patent assignee history
1985–1989Based in Dryden, NY, US· patent location history
1989–2002Based in Cortland, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PALL CORP | 11 | 1985–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cortland, New York, US | 8 | 1989–2002 |
| Dryden, New York, US | 3 | 1985–1989 |