Inventor
Robert Ferguson
Inventor
Marshall, MI, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification21%
F16FSprings17%
F16KValves14%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges7%
F16DCouplings for transmitting rotation7%
A61JContainers specially adapted for medical or pharmaceutical purposes3%
A61MDevices for introducing media into, or onto, the body3%
B23PMetal-working not otherwise provided for3%
B60GVehicle suspension arrangements3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
PatentTitleYear
10,112,038Umbrella check valve with reduced hemolysis20189,896,592'Temporary elastomeric functional barrier membrane and method of manufacture'20189,897,225'Magneto-rheological elastomeric fluid control armature assembly'20188,038,132'Hydraulic bushing'20117,114,712'Non-slip rate-plated sta-bar bushing'20065,509,756'Oil boom end connector'19964,848,183'Camshaft damper'19894,849,047'Vibration damper bonding system'19894,580,666'Dynamic linear vibration damper'19864,551,115'Driveshaft coupling with elastomer damper'19853,985,157'Adjustable regulator vent cover'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to PROGRESSIVE DYNAMICS (1)· patent assignee history
1976–1989Based in Marshall, MI, US· patent location history
1985–1989Patents assigned to SIMPSON IND INC (4)· patent assignee history
1996Patents assigned to TCOM L P (1)· patent assignee history
1996Based in Columbia, MD, US· patent location history
2006–2011Patents assigned to PULLMAN CO (2)· patent assignee history
2006Based in Sylvania, OH, US· patent location history
2011Based in Milner, GA, US· patent location history
2018Patents assigned to VERNAY LABORATORIES (3)· patent assignee history
2018Based in Newnan, GA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SIMPSON IND INC | 4 | 1985–1989 |
| VERNAY LABORATORIES | 3 | 2018 |
| PULLMAN CO | 2 | 2006–2011 |
| PROGRESSIVE DYNAMICS | 1 | 1976 |
| TCOM L P | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Marshall, MI, US | 5 | 1976–1989 |
| Newnan, Georgia, US | 3 | 2018 |
| Milner, Georgia, US | 1 | 2011 |
| Sylvania, OH, US | 1 | 2006 |
| Columbia, Maryland, US | 1 | 1996 |