Inventor
Robert L. Hyatt
Inventor
Tallmadge, OH, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Lprimary
A47LDomestic washing or cleaning29%
F04DNon-positive-displacement pumps18%
H02KDynamo-electric machines18%
H01RElectrically-conductive connections12%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for6%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere6%
G08BSignalling systems, e.g. personal calling systems6%
H04BTransmission6%
PatentTitleYear
5,990,594'Brush retaining clip and electrical connection'19995,762,304'Beeper holder'19985,736,805'Brush retaining clip and electrical connection'19984,777,395'Commutator end bracket'19884,698,534'Quiet by-pass vacuum motor'19874,621,991'Quiet by-pass vacuum motor'1986RE032027'Wet pick-up vacuum unit motor bearing air seal'19854,226,575'Wet pick-up vacuum unit'19804,088,424'Wet pick-up vacuum unit motor bearing air seal'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1999Patents assigned to AMETEK INC (7)· patent assignee history
1978–1988Based in Tallmadge, OH, US· patent location history
1998–1999Based in Stow, OH, US· patent location history
1998Based in Charlotte, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMETEK INC | 7 | 1978–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tallmadge, OH, US | 6 | 1978–1988 |
| Stow, OH, US | 2 | 1998–1999 |
| Charlotte, NC, US | 1 | 1998 |