Inventor
Karl Scheller
Inventor
Bow, NH, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Dprimary
G01DMeasuring not specially adapted for a specific variable24%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock18%
G01VGeophysics12%
G11CStatic stores12%
A45DHairdressing or shaving equipment6%
A46BBrushes6%
A61CDentistry6%
A61KPreparations for medical, dental or toiletry purposes6%
A61QSpecific use of cosmetics or similar toiletry preparations6%
H03KPulse technique6%
PatentTitleYear
7,619,406'Methods and apparatus for magnetic article detection'20097,548,056'Methods and apparatus for magnetic article detection'20097,518,414'Track-and-hold peak detector circuit'20097,368,904'Proximity detector'20087,362,094'Methods and apparatus for magnetic article detection'20087,199,579'Proximity detector'20077,053,674'Track-and-hold peak detector circuit'20067,046,000'Rotation detecting sensor'20065,089,256'Process for preparing solid powder formulations having different colors'19924,450,599'Electric toothbrush'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1992Patents assigned to WUERTT PARFUEMERIE (2)· patent assignee history
1984Based in Eislingen, DE· patent location history
1992Based in Eislingen/Fils, DE· patent location history
2006–2009Patents assigned to ALLEGRO MICROSYSTEMS INC (8)· patent assignee history
2006–2009Based in Bow, NH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALLEGRO MICROSYSTEMS INC | 8 | 2006–2009 |
| WUERTT PARFUEMERIE | 2 | 1984–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bow, NH, US | 8 | 2006–2009 |
| Eislingen/Fils, DE | 1 | 1992 |
| Eislingen, DE | 1 | 1984 |