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Inventor

Raymond J. Prohaska

Inventor
East Northport, NY, US

Overview

4→
Patents
1977–1989
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing40%
G01BMeasuring length, thickness or similar linear dimensions20%
G06KGraphical data reading20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,871,165'Portable friction resistant exercise device'19894,779,866'Portable friction resistant exercise device'19884,343,092'Probe guide and holder'19824,046,994'Control card receiving and sensing assembly'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to UNIT PROCESS ASSEMBLIES (1)· patent assignee history
1977Based in Glen Cove, NY, US· patent location history
1982Patents assigned to UPA TECHNOLOGY INC (1)· patent assignee history
1982Based in Locust Valley, NY, US· patent location history
1988–1989Patents assigned to MARSHALL HOWARD B (2)· patent assignee history
1988–1989Based in East Northport, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MARSHALL HOWARD B21988–1989
UNIT PROCESS ASSEMBLIES11977
UPA TECHNOLOGY INC11982
Locations
LocationPatentsSpan
East Northport, New York, US21988–1989
Locust Valley, New York, US11982
Glen Cove, New York, US11977