Inventor
Robert B. Carr
Inventor
Brookline, MA, US
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B04Bprimary
B04BCentrifuges76%
D06LDry-cleaning, washing or bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods8%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%
B01DSeparation4%
G06FElectric digital data processing4%
PatentTitleYear
10,449,555Centrifugal separator with annular piston for solids extrusion20198,475,352'Solids discharge centrifugal separator with disposable contact elements'20137,935,042'Gas driven solids discharge and pumping piston for a centrifugal separator'20117,628,749'Solids recovery using cross-flow microfilter and automatic piston discharge centrifuge'20097,618,361'Gas driven solids discharge and pumping piston for a centrifugal separator'20097,261,683'Conical piston solids discharge and pumping centrifugal separator'20077,052,451'Conical piston solids discharge centrifugal separator'20066,986,734'Centrifugal separator with scraper or piston for discharging solids'20066,776,752'Automatic tube bowl centrifuge for centrifugal separation of liquids and solids with solids discharge using a scraper or piston'20046,632,166'Centrifuge having axially movable scraping assembly for automatic removal of solids'20036,616,590'Low-shear feeding system for use with centrifuges'20036,260,390'Dry cleaning process using rotating basket agitation'20016,212,916'Dry cleaning process and system using jet agitation'20015,823,937'Low-shear feeding system for use with centrifuges'19985,743,840'Centrifuge with a heating jacket for drying collected solids'19985,733,238'Scraping assembly having angularly offset scraper blades for removing solids from an imperforate bowl centrifuge'19985,674,174'Low-shear feeding system for use with bottom feed centrifuges'1997D0377685'Blood withdrawal and separation set'19975,492,016'Capacitive melt pressure measurement with center-mounted electrode post'19965,425,698'Centrifugal separator with flexibly suspended restrainable bowl'19955,356,367'Centrifugal separator with flexibly suspended restrainable bowl'19945,347,295'Control of a computer through a position-sensed stylus'19945,328,441'Imperforate bowl centrifugal separator with solids gate'19945,224,383'Melt pressure measurement and the like'19934,356,960'Anti-drag cap for basket centrifuge'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–2013Based in Brookline, MA, US· patent location history
1993–1996Patents assigned to IND SENSORS INC (2)· patent assignee history
1993–1996Based in Dedham, MA, US· patent location history
1994–1995Patents assigned to CARR ENGINEERING ASSOCIATES IN (3)· patent assignee history
1997–1998Patents assigned to CARR SEPARATIONS INC (3)· patent assignee history
1997Based in Wellesley, MA, US· patent location history
2001Patents assigned to SAIL STAR LTD (2)· patent assignee history
2003–2007Based in Sharon, MA, US· patent location history
2004–2013Patents assigned to WAGNER DEV INC (8)· patent assignee history
2019Based in Durham, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WAGNER DEV INC | 8 | 2004–2013 |
| CARR ENGINEERING ASSOCIATES IN | 3 | 1994–1995 |
| CARR SEPARATIONS INC | 3 | 1997–1998 |
| IND SENSORS INC | 2 | 1993–1996 |
| SAIL STAR LTD | 2 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Brookline, Massachusetts, US | 12 | 1982–2013 |
| Sharon, Massachusetts, US | 5 | 2003–2007 |
| Dedham, Massachusetts, US | 5 | 1993–1996 |
| Durham, NC, US | 1 | 2019 |
| Wellesley, Massachusetts, US | 1 | 1997 |