LexDanaLexDanabeta
Inventor

David A. Bruner

Inventor
Versailles, KY, US

Overview

4→
Patents
1990–1996
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.

H01Hprimary
H01HElectric switches100%
PatentTitleYear
5,569,889'Key assembly and keyboard comprising key retraction and stabilization means'19965,268,545'Low profile tactile keyswitch'19935,003,140'Long keybutton stabilizer'19914,931,606'Key switch mechanism and membrane actuator'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1991Patents assigned to IBM (2)· patent assignee history
1990–1993Based in Versailles, KY, US· patent location history
1993Patents assigned to LEXMARK INT INC (1)· patent assignee history
1996Patents assigned to ERICSSON GE MOBILE COMMUNICAT (1)· patent assignee history
1996Based in Cary, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM21990–1991
ERICSSON GE MOBILE COMMUNICAT11996
LEXMARK INT INC11993
Locations
LocationPatentsSpan
Versailles, KY, US31990–1993
Cary, NC, US11996