Inventor
Jon A. Kirschhoffer
Inventor
White Bear Lake, MN, US
Overview
Patents· 41 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Lprimary
B01LChemical or physical laboratory apparatus for general use12%
B24DTools for grinding, buffing or sharpening11%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms9%
LOC028%
LOC088%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
LOC235%
A61BDiagnosis3%
B24BMachines, devices, or processes for grinding or polishing3%
C12MApparatus for enzymology or microbiology3%
PatentTitleYear
D0918483User interface for a welding helmet202110,821,026Welding protector with magnifying cover202010,363,557Apparatus and method for preparing a biological sample for analysis201910,190,089Modular system and method for detecting microorganisms201910,099,217Apparatus and method for preparing a biological sample for analysis20189,962,694Multiwell plate20189,834,748Modular system and method for detecting microorganisms20179,784,653'Apparatus and method for processing a sample'20179,700,887'Multiwell plate'20179,677,981'Sample concentrator and method of use'20179,428,787'Apparatus and method for processing a sample'20169,255,864'Apparatus and method for processing a sample'20169,228,356'Above-deck roof venting article'20168,700,118'Biomedical sensor system'2014D0693045'Lightguide lighting assembly'2013D0689647'Light fixture'20137,775,855'Sanding tool with rotatable handle'20107,591,715'Sanding tool with sheet loading feature'2009D0595944'Shoe insole'2009D0595490'Shoe insole'2009D0595038'Shoe insole'20097,511,601'Radio frequency identification in document management'20097,500,906'Sanding tool with rotatable handle'20097,220,172'Detail sanding block'20077,182,681'Sanding tool'20077,144,300'Sanding tool with clamping mechanism'20067,112,128'Sanding tool with protective clamping mechanism'2006D0527240'Sanding tool'2006D0525507'Detail sanding block'20067,007,421'Decorative support assembly'2006D0487845'Mountable storage basket'2004D0482555'Mountable shower basket'2003D0480585'Mountable soap dish'2003D0480245'Mountable toothbrush/razor holder'2003D0480292'Hook'2003D0468234'Bundling strap design'2003D0459647'Cord holding clip'2002D0459194'Cord holding clip'20026,248,085'Surgical prep solution dispenser and method'20015,634,245'Structured surface fastener'19975,347,583'Electronic stethoscope having binaural earpiece'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1997Patents assigned to MINNESOTA MINING & MFG (2)· patent assignee history
1994–2014Based in White Bear Lake, MN, US· patent location history
2001–2021Patents assigned to 3M INNOVATIVE PROPERTIES CO (39)· patent assignee history
2013–2017Patents assigned to KIRSCHHOFFER JON A (4)· patent assignee history
2013–2021Based in Stillwater, MN, US· patent location history
2014Patents assigned to BEDINGHAM WILLIAM (1)· patent assignee history
2017Patents assigned to BOLEA PHILLIP A (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 39 | 2001–2021 |
| KIRSCHHOFFER JON Aself | 4 | 2013–2017 |
| MINNESOTA MINING & MFG | 2 | 1994–1997 |
| BEDINGHAM WILLIAM | 1 | 2014 |
| BOLEA PHILLIP A | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| White Bear Lake, Minnesota, US | 26 | 1994–2014 |
| Stillwater, Minnesota, US | 15 | 2013–2021 |