Inventor
Kevin F. Hahnen
Inventor
Center Ossipee, NH, US
Overview
Patents· 39 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis62%
A61FFilters implantable into blood vessels9%
A61MDevices for introducing media into, or onto, the body9%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%
G02CSpectacles7%
A61NElectrotherapy5%
PatentTitleYear
10,869,752Mask for increasing depth of focus20209,604,053'Methods and apparatus for lead placement on a surface of the heart'20179,138,142'Masked intraocular devices'20158,996,133'Methods and apparatus for lead placement on a surface of the heart'20158,864,824'Method and apparatus for aligning a mask with the visual axis of an eye'20148,858,624'Method for increasing the depth of focus of a patient'20148,460,374'Mask configured to maintain nutrient transport without producing visible diffraction patterns'20138,079,706'Method and apparatus for aligning a mask with the visual axis of an eye'20118,043,328'Medical instrument'20117,610,104'Methods and apparatus for lead placement on a surface of the heart'20097,326,226'Percutaneous catheter and guidewire for filtering during ablation of myocardial or vascular tissue'20086,755,338'Medical instrument'20046,706,033'Modular access port for device delivery'20046,679,871'Inflatable cannula and method of using same'20046,673,090'Percutaneous catheter and guidewire for filtering during ablation of myocardial or vascular tissue'20046,270,490'Venous drainage catheter and method of use'20016,235,044'Percutaneous catheter and guidewire for filtering during ablation of mycardial or vascular tissue'20016,168,586'Inflatable cannula and method of using same'20016,146,400'Trocar introducer system and methods of use'20006,033,420'Trocar introducer system and methods of use'20005,980,519'Electrocautery probe with variable morphology electrode'19995,957,923'Loop electrodes for electrocautery probes for use with a resectoscope'19995,938,661'Single arm electrocautery probes for use with a resectoscope'19995,908,419'Resectoscope roller electrode having high heat zone insert'19995,902,300'Electrodes having upper and lower operating surfaces for electrocautery probes for use with a resectoscope'19995,779,700'Roller electrodes for electrocautery probes for use with a resectroscope'19985,683,359'Arthroscopic surgical instruments having suction capability'19975,634,924'Bipolar roller electrodes and electrocautery probes for use with a resectoscope'19975,632,764'Snap fit collar for coupling the end of a flexible coil to the actuator or clevis of an endoscopic surgical instrument and an endoscopic surgical instrument incorporating the same'19975,586,990'Endosurgical instrument with a radially movable end effector'19965,569,299'Endoscopic urological biopsy forceps'19965,569,244'Loop electrodes for electrocautery probes for use with a resectoscope'19965,549,605'Roller electrodes for electrocautery probes for use with a resectoscope'19965,490,861'Track guided end effector assembly for use with endoscopic instruments'19965,478,350'Rack and pinion actuator handle for endoscopic instruments'19955,395,375'Arthroscopic surgical instruments'19955,389,104'Arthroscopic surgical instruments'19955,061,257'Apertured, reinforced catheter'19915,037,404'Catheter having sections of variable torsion characteristics'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1999Patents assigned to SYMBIOSIS CORP (16)· patent assignee history
1995–1997Based in Fort Lauderdale, FL, US· patent location history
1996–1998Based in Cooper City, FL, US· patent location history
2001–2008Based in Sarasota, FL, US· patent location history
2004–2017Based in Duluth, GA, US· patent location history
2011–2017Patents assigned to HAHNEN KEVIN F (7)· patent assignee history
2011–2020Patents assigned to ACUFOCUS INC (6)· patent assignee history
2011–2015Patents assigned to CHRISTIE BRUCE A (5)· patent assignee history
2011–2015Patents assigned to SILVESTRINI THOMAS A (5)· patent assignee history
2011–2020Based in Center Ossipee, NH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SYMBIOSIS CORP | 16 | 1995–1999 |
| HAHNEN KEVIN Fself | 7 | 2011–2017 |
| ACUFOCUS INC | 6 | 2011–2020 |
| CHRISTIE BRUCE A | 5 | 2011–2015 |
| SILVESTRINI THOMAS A | 5 | 2011–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Center Ossipee, NH, US | 6 | 2011–2020 |
| Duluth, Georgia, US | 5 | 2004–2017 |
| Cooper City, Florida, US | 5 | 1996–1998 |
| Fort Lauderdale, Florida, US | 5 | 1995–1997 |
| Sarasota, Florida, US | 4 | 2001–2008 |