Inventor
Walter A. Bachmann
Inventor
Pacifica, CA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals17%
C22CAlloys17%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys17%
C30BSingle-crystal growth17%
A01BSoil working in agriculture or forestry4%
A01FProcessing of harvested produce4%
B30BPresses in general4%
D03JAuxiliary weaving apparatus4%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
G01RMeasuring electric variables4%
PatentTitleYear
10,814,574Compactor for bulk material202010,190,199Method of alloying reactive components20199,340,858'Method of alloying reactive components'20168,685,183'Method of alloying reactive components'20148,349,099'Method of alloying reactive components'20137,356,893'Device for the separation of threads from a thread layer'20085,347,226'Array spreading resistance probe (ASRP) method for profile extraction from semiconductor chips of cellular construction'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994Patents assigned to NAT SEMICONDUCTOR CORP (1)· patent assignee history
1994Based in Sunnyvale, CA, US· patent location history
2008Based in Rüschlikon, CH· patent location history
2013–2019Patents assigned to ORMCO CORP (4)· patent assignee history
2013Patents assigned to BACHMANN WALTER A (1)· patent assignee history
2013Patents assigned to JOHNSON ALFRED DAVID (1)· patent assignee history
2013–2019Based in Pacifica, CA, US· patent location history
2020Patents assigned to ORKEL DEV AS (1)· patent assignee history
2020Based in Brutten, CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ORMCO CORP | 4 | 2013–2019 |
| BACHMANN WALTER Aself | 1 | 2013 |
| JOHNSON ALFRED DAVID | 1 | 2013 |
| NAT SEMICONDUCTOR CORP | 1 | 1994 |
| ORKEL DEV AS | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pacifica, California, US | 4 | 2013–2019 |
| Brutten, CH | 1 | 2020 |
| Rüschlikon, CH | 1 | 2008 |
| Sunnyvale, California, US | 1 | 1994 |