Inventor
Bruce D. Wigness
Inventor
Minneapolis, MN, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Mprimary
A61MDevices for introducing media into, or onto, the body70%
A61BDiagnosis5%
A61KPreparations for medical, dental or toiletry purposes5%
A61LMethods or apparatus for sterilising materials or objects in general5%
B29CShaping or joining of plastics5%
F04BPositive-displacement machines for liquids5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
7,338,464'Non-constant pressure infusion pump'20086,666,845'Implantable infusion pump'20036,620,151'Non-constant pressure infusion pump'20035,290,263'Bidirectional check valve catheter'19945,203,770'Method and apparatus for catheterization'19935,120,312'Method and apparatus for catheterization'19925,073,094'Zero net external displacement implantable pump and driver'19914,943,560'Solvent system for chronic vascular infusion of hydrophobic drugs'19904,846,806'Implantable intravascular access system'19894,725,207'Automated peritoneovenous shunt'19884,705,503'Metabolite sensor including a chemical concentration sensitive flow controller for a drug delivery system'19874,705,501'Bi-directional, anti-reflux vascular access system'19874,657,530'Compression pump-catheter'19874,610,658'Automated peritoneovenous shunt'19864,536,179'Implantable catheters with non-adherent contacting polymer surfaces'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1994Patents assigned to UNIV MINNESOTA (9)· patent assignee history
1985–2008Based in Minneapolis, MN, US· patent location history
1986–1987Patents assigned to BUCHWALD HENRY (2)· patent assignee history
1986–1987Patents assigned to GUZMAN EUGENIO (2)· patent assignee history
1986–1987Patents assigned to WIGNESS BRUCE D (2)· patent assignee history
2003–2008Patents assigned to ADVANCED NEUROMODULATION SYS (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV MINNESOTA | 9 | 1985–1994 |
| ADVANCED NEUROMODULATION SYS | 3 | 2003–2008 |
| BUCHWALD HENRY | 2 | 1986–1987 |
| GUZMAN EUGENIO | 2 | 1986–1987 |
| WIGNESS BRUCE Dself | 2 | 1986–1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minneapolis, Minnesota, US | 15 | 1985–2008 |