LexDanaLexDanabeta
Inventor

John J. Bisczat

Inventor
Lexington, KY, US

Overview

3→
Patents
1981–1986
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B41Jprimary
B41JTypewriters60%
H05KPrinted circuits20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,582,381'Electrical interlock'19864,273,456'Paper insertion apparatus for a typewriter'19814,272,205'Signal controlled indexing rate shifter for a typewriter'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1986Patents assigned to IBM (3)· patent assignee history
1981–1986Based in Lexington, KY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM31981–1986
Locations
LocationPatentsSpan
Lexington, KY, US31981–1986