Inventor

Alan J. Swan

Inventor
Wilsonville, OR, US

Overview

7→
Patents
1987–2019
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties27%
A01KAnimal husbandry9%
B30BPresses in general9%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form9%
F22BMethods of steam generation9%
F24FAir-conditioning9%
G05DSystems for controlling or regulating non-electric variables9%
H01RElectrically-conductive connections9%
Y10TTechnical subjects covered by former us classification9%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1992Patents assigned to NAPCO SCIENT COMPANY (2)· patent assignee history
1987–1992Based in Portland, OR, US· patent location history
2003–2004Patents assigned to DAITRON INC (3)· patent assignee history
2003–2019Based in Wilsonville, OR, US· patent location history
2003–2004Based in Keiser, OR, US· patent location history
2015Patents assigned to DWFRITZ AUTOMATION INC (1)· patent assignee history
2015Based in Aloha, OR, US· patent location history
2019Patents assigned to PERKINELMER HEALTH SCI INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAITRON INC32003–2004
NAPCO SCIENT COMPANY21987–1992
DWFRITZ AUTOMATION INC12015
PERKINELMER HEALTH SCI INC12019
Locations
LocationPatentsSpan
Wilsonville, OR, US22003–2019
Keiser, OR, US22003–2004
Portland, OR, US21987–1992
Aloha, OR, US12015