LexDanaLexDanabeta
Inventor

Walter Greschat

Inventor
Dormitz, DE

Overview

4→
Patents
1976–1992
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Jprimary
H01JElectric discharge tubes or discharge lamps60%
A61BDiagnosis20%
G01TMeasurement of nuclear or x-radiation20%
PatentTitleYear
5,155,349'X-ray image intensifier with shrink-fitting parts'19924,362,933'Multistage vacuum x-ray image intensifier'19824,176,280'Tomographic x-ray apparatus for producing transverse layer images'19793,962,582'X-ray image intensifier having input screen with carbon layer'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1992Patents assigned to SIEMENS AG (4)· patent assignee history
1976–1982Based in Dormitz, DE· patent location history
1992Based in Buckenhof, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS AG41976–1992
Locations
LocationPatentsSpan
Dormitz, DE31976–1982
Buckenhof, DE11992