Inventor
Edwin Schweizer
Inventor
Balzers, LI
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Bprimary
B23BTurning27%
B25DPercussive tools18%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure18%
B28DWorking stone or stone-like materials9%
E21BEarth or rock drilling9%
G01DMeasuring not specially adapted for a specific variable9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
6,283,232'Rock drill'20016,044,918'Percussion blow added manually operable drilling tool'20005,895,179'Drill'19995,806,609'Manually operable tool for drilling and/or removing material in brittle and/or low ductile material'19985,317,147'Method and apparatus for absolute measurement of force by use of polarized, non-coherent light and compensation of strain-induced birefringence effects in a single mode-fiber optic waveguide'19945,308,973'Method and device for the measurement of force by a fiber optics system by evaluating phase shift of light waves'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2001Patents assigned to HILTI AG (6)· patent assignee history
1994Based in Sevelen, CH· patent location history
1998–2001Based in Balzers, LI· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HILTI AG | 6 | 1994–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Balzers, LI | 4 | 1998–2001 |
| Sevelen, CH | 2 | 1994 |