Inventor
Warren P. Williamson, IV
Inventor
Loveland, OH, US
Overview
Patents· 117 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis42%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
A61MDevices for introducing media into, or onto, the body8%
A61FFilters implantable into blood vessels7%
Y10TTechnical subjects covered by former us classification6%
B01LChemical or physical laboratory apparatus for general use5%
F02BInternal-combustion piston engines3%
B01DSeparation3%
B04BCentrifuges3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
10,794,804Microtome sectionable gel support structure and methods202010,314,585Apparatus and methods for occluding a hollow anatomical structure201910,285,712Apparatus and methods for occluding a hollow anatomical structure201910,166,024Apparatus and methods for occluding a hollow anatomical structure20199,194,779'Method for automated processing and embedding of tissue samples'20159,119,627'Apparatus and methods for occluding a hollow anatomical structure'20159,097,630'Method of staging a tissue sample cassette'20158,998,892'Ablation device with cooled electrodes and methods of use'20158,999,270'Method for automated processing and embedding of tissue samples'20158,984,758'Firearm headspace measuring gauge and method'20158,915,878'Ablation device with internally cooled electrodes'20148,877,146'Cassette for handling and holding tissue samples during processing, embedding and microtome procedures, and methods therefor'20148,796,038'Method for orienting tissue samples on a microtome sectionable biopsy support'20148,734,735'Tissue cassette for automated handling and embedding of tissue samples'20148,623,300'Biopsy support with sectionable resilient cellular material'20148,609,431'Cassette and embedding assembly for handling and holding tissue samples during processing, embedding and microtome procedures, staging devices therefor, and methods therefor'20138,465,507'Apparatus and methods for occluding a hollow anatomical structure'2013RE044075'Means and method of replacing a heart valve in a minimally invasive manner'20138,383,067'Biopsy support with sectionable resilient cellular material'20138,353,907'Ablation device with internally cooled electrodes'20138,329,120'Microtome sectionable biopsy support for orienting tissue samples'20128,317,695'Device to permit offpump beating heart coronary bypass surgery'20128,162,817'Device to permit offpump beating heart coronary bypass surgery'20128,114,129'Apparatus and methods for tendon or ligament repair'20128,034,292'Apparatus and methods for automated handling and embedding of tissue samples'20117,905,842'Apparatus and method for excising tissue and bandaging the resulting wound'20117,799,042'Skin lesion exciser and skin-closure device therefor'20107,776,274'Cassette and embedding assembly for handling and holding tissue samples during processing, embedding and microtome procedures, staging devices therefore, and methods therefor'20107,722,810'Apparatus and methods for automated handling and embedding of tissue samples'20107,722,642'Extremely long wire fasteners for use in minimally invasive surgery and means and methods for handling those fasteners'20107,708,759'Apparatus and methods for securing tendons or ligaments to bone'20107,645,285'Apparatus and methods for occluding a hollow anatomical structure'20107,611,521'Apparatus and methods for tendon or ligament repair'20097,530,193'Apparatus and method for indicating tilt'20097,513,902'Skin lesion exciser and skin-closure device therefor'20097,497,865'Method and apparatus for performing anastomosis with eversion of tissue edges and joining of exposed intima of the everted tissue'20097,476,199'Device to permit offpump beating heart coronary bypass surgery'20097,476,196'Device to permit offpump beating heart coronary bypass surgery'20097,404,792'Device to permit offpump beating heart coronary bypass surgery'2008RE040377'Means and method of replacing a heart valve in a minimally invasive manner'20087,377,895'Device to permit offpump beating heart coronary bypass surgery'20087,289,763'Cellular telephone system that uses position of a mobile unit to make call management decisions'20077,195,591'Device to permit offpump beating heart coronary bypass surgery'20077,179,424'Cassette for handling and holding tissue samples during processing, embedding and microtome procedures, and methods therefor'20077,156,814'Apparatus and method for harvesting and handling tissue samples for biopsy analysis'20077,032,790'Container, sealing cap and method for sealing a nozzle tip of a curable liquid dispensing container'20066,984,241'Apparatus and methods for tendon or ligament repair'20066,978,569'Tilt indicator for firearms'20056,969,349'Device to permit offpump beating heart coronary bypass surgery'20056,884,251'Apparatus and method for performing an anastomosis'20056,847,822'Cellular telephone system that uses position of a mobile unit to make call management decisions'20056,811,555'Method and apparatus for performing anastomosis with eversion of tissue edges and joining of exposed intima of the everted tissue'20046,743,170'Device to permit offpump beating heart coronary bypass surgery'20046,726,622'Device to permit offpump beating heart coronary bypass surgery'20046,705,988'Device to permit offpump beating heart coronary bypass surgery'20046,659,270'Non-kinking and non-tangling suture package'20036,652,543'Means and method for performing an anastomosis'20036,610,072'Surgical loop delivery device'20036,610,008'Device and method to permit offpump beating heart coronary bypass surgery'20036,488,692'Access and cannulation device and method for rapidly placing same and for rapidly closing same in minimally invasive surgery'20026,406,424'Tissue stabilizer having an articulating lift element'20026,402,780'Means and method of replacing a heart valve in a minimally invasive manner'20026,390,976'System to permit offpump beating heart coronary bypass surgery'20026,361,493'Device to permit offpump beating heart coronary bypass surgery'20026,338,712'Device to permit offpump beating heart coronary bypass surgery'20026,324,404'Cellular telephone system that uses position of a mobile unit to make call management decisions'20016,254,617'Means and method for performing an anastomosis'20016,241,742'Means and method for performing an anastomosis'20016,190,397'Means and method for performing an anastomosis'20016,162,233'Wire fasteners for use in minimally invasive surgery and means and methods for handling those fasteners'2000H0001904'Electrosurgical hemostatic method and device'20006,080,173'Tissue punching instrument'20006,076,260'Cigar clipper and method'20006,042,607'Means and method of replacing a heart valve in a minimally invasive manner'20006,024,741'Surgical tissue treating device with locking mechanism'20006,019,722'Device to permit offpump beating heart coronary bypass surgery'20005,972,004'Wire fasteners for use in minimally invasive surgery and apparatus and methods for handling those fasteners'19995,891,160'Fastener delivery and deployment mechanism and method for placing the fastener in minimally invasive surgery'19995,868,763'Means and methods for performing an anastomosis'19995,817,093'Impedance feedback monitor with query electrode for electrosurgical instrument'19985,817,032'Means and method for harvesting and handling tissue samples for biopsy analysis'19985,807,393'Surgical tissue treating device with locking mechanism'19985,716,370'Means for replacing a heart valve in a minimally invasive manner'19985,709,680'Electrosurgical hemostatic device'19985,693,042'Identification device for surgical instrument'19975,690,602'Centrifuge with pivot-out, easy-load processing chamber'19975,662,258'Surgical stapler instrument'19975,630,541'Surgical stapler and staple cartridge'19975,562,701'Cable-actuated jaw assembly for surgical instruments'19965,562,241'Surgical stapler instrument'19965,562,702'Cable-actuated jaw assembly for surgical instruments'19965,562,239'Identification device for surgical instrument'19965,562,700'Cable-actuated jaw assembly for surgical instruments'19965,551,942'Centrifuge with pivot-out, easy-load processing chamber'19965,545,179'Endoscopic access assembly'19965,535,937'Identification device for surgical instrument'19965,535,934'Identification device for surgical instrument'19965,529,235'Identification device for surgical instrument'19965,525,218'Centrifuge with separable bowl and spool elements providing access to the separation chamber'19965,507,773'Cable-actuated jaw assembly for surgical instruments'19965,484,239'Peristaltic pump and valve assembly for fluid processing systems'19965,482,440'Blood processing systems using a peristaltic pump module with valve and sensing station for operating a peristaltic pump tube cassette'19965,465,895'Surgical stapler instrument'19955,462,416'Peristaltic pump tube cassette for blood processing systems'19955,452,837'Surgical stapler with tissue gripping ridge'19955,427,509'Peristaltic pump tube cassette with angle pump tube connectors'19955,417,361'Staple cartridge for a surgical stapler'19955,405,344'Articulable socket joint assembly for an endoscopic instrument for surgical fastner track therefor'19955,364,003'Staple cartridge for a surgical stapler'19945,362,291'Centrifugal processing system with direct access drawer'19945,360,542'Centrifuge with separable bowl and spool elements providing access to the separation chamber'19944,965,846'Pivot pin bearing/seal with loose eyelet especially suited for disposable continuous flow blood filtration system cartridges'19904,888,004'Method and apparatus for purging tubing network of blood processing system'19894,883,462'Blood extraction assist apparatus and method'19894,816,151'Rotor drive for medical disposables'19894,753,729'Rotor drive for medical disposables'19884,675,106'Pivot pin bearing for biomedical systems'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1990Based in Huntington Beach, CA, US· patent location history
1989–1997Patents assigned to BAXTER INT (11)· patent assignee history
1989Based in Long Beach, CA, US· patent location history
1994–2020Based in Loveland, OH, US· patent location history
1994–1996Based in Cincinnati, OH, US· patent location history
1995–2000Patents assigned to ETHICON ENDO SURGERY INC (20)· patent assignee history
1998–2020Patents assigned to BIOPATH AUTOMATION LLC (17)· patent assignee history
2001–2008Patents assigned to ORIGIN MEDSYSTEMS INC (17)· patent assignee history
2012–2019Patents assigned to WILLIAMSON IV WARREN P (13)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ETHICON ENDO SURGERY INC | 20 | 1995–2000 |
| BIOPATH AUTOMATION LLC | 17 | 1998–2020 |
| ORIGIN MEDSYSTEMS INC | 17 | 2001–2008 |
| WILLIAMSON IV WARREN Pself | 13 | 2012–2019 |
| BAXTER INT | 11 | 1989–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Loveland, OH, US | 108 | 1994–2020 |
| Huntington Beach, California, US | 5 | 1987–1990 |
| Cincinnati, OH, US | 3 | 1994–1996 |
| Long Beach, California, US | 1 | 1989 |