Inventor
David Rolf
Inventor
Minneapolis, MN, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes32%
A61FFilters implantable into blood vessels22%
A61BDiagnosis10%
A61LMethods or apparatus for sterilising materials or objects in general10%
A61NElectrotherapy7%
A01GHorticulture5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
A61QSpecific use of cosmetics or similar toiletry preparations2%
C07DHeterocyclic compounds2%
PatentTitleYear
7,288,265'Treating viral infection at smallpox vaccination site'20076,830,758'Psoriasis patch'20046,620,436'Mixing and dispensing package for a wound dressing'20036,495,158'Acne patch'20026,469,227'Antipruritic patch'20026,406,712'Aqueous gel and package for a wound dressing and method'20026,361,790'Method of forming adhesive patch for applying medication to the skin'20026,096,333'Method of forming adhesive patch for applying medication to the skin'20006,096,334'Adhesive patch for applying medication to the skin and method'20006,093,419'Compliance verification method and device in compulsory drug administration'20006,090,403'Inhalation therapy decongestant with foraminous carrier'20005,889,029'Use of cotinine in treating psychiatric disorders'19995,804,213'Biologically active aqueous gel wound dressing'19985,776,956'Use of cotinine in treating psychiatric disorders'19985,741,510'Adhesive patch for applying analgesic medication to the skin'19985,625,070'Preparation of continine by reacting nicotine with bromide and bromate'19975,536,263'Non-occulusive adhesive patch for applying medication to the skin'19965,522,878'Solid multipurpose ultrasonic biomedical couplant gel in sheet form and method'19965,330,527'Multipurpose medical electrode'19945,224,967'Protective wrap for preventing damage to girdled trees and other plants and method'19935,205,297'Multipurpose medical stimulation electrode'19935,142,817'Protective wrap for trees and other plants'19924,674,512'Medical electrode for monitoring and diagnostic use'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2007Patents assigned to LECTEC CORP (23)· patent assignee history
1987–2003Based in Minneapolis, MN, US· patent location history
1999–2007Based in Eden Prairie, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LECTEC CORP | 23 | 1987–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Minneapolis, Minnesota, US | 16 | 1987–2003 |
| Eden Prairie, Minnesota, US | 7 | 1999–2007 |