Inventor
Robert R. Piepho
Inventor
Wadsworth, OH, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B02Cprimary
B02CCrushing, pulverising, or disintegrating in general25%
F16CShafts25%
Y10TTechnical subjects covered by former us classification13%
B04BCentrifuges6%
C23CCoating metallic material6%
F23GCremation furnaces6%
F23KFeeding fuel to combustion apparatus6%
H02KDynamo-electric machines6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
6,381,829'Method for making an improved main shaft for a coal pulverizer by employing a ceramic coating thereon'20026,347,758'Strain relief main shaft'20026,270,026'Strain relief main shaft assembly'20016,132,135'Strain relief main shaft assembly'20005,884,776'Dynamic classifier with hollow shaft drive motor'19995,346,148'Asymmetric pulverizer tire'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2002Patents assigned to BABCOCK & WILCOX CO (5)· patent assignee history
1994Based in Akron, OH, US· patent location history
1999–2002Based in Wadsworth, OH, US· patent location history
2000Patents assigned to MCDERMOTT TECHNOLOGY INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BABCOCK & WILCOX CO | 5 | 1994–2002 |
| MCDERMOTT TECHNOLOGY INC | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wadsworth, OH, US | 5 | 1999–2002 |
| Akron, OH, US | 1 | 1994 |