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Inventor

John F. Connelly

Inventor
Chanhassen, MN, US

Overview

13→
Patents
1986–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 13 as inventor

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

B01Dprimary
B01DSeparation62%
Y10TTechnical subjects covered by former us classification14%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof10%
F16KValves10%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure5%
PatentTitleYear
10,646,803Liquid filter arrangement and methods20209,120,041'Liquid filter arrangement and methods'20158,440,079'Liquid filter arrangements and methods'20137,955,502'Liquid filter arrangement and methods'20117,662,284'Liquid filter arrangement and methods'20107,225,680'Differential pressure gauge for filter'20076,345,721'Filter element including a baffle plate and end cap adhesively bonded thereto'20026,096,208'Seal arrangement for spin-on filters'20006,083,381'Fuel filter with sediment drain valve and level indicator'20006,012,485'Fluid filter arrangement including valve arrangement, fluid level indicator, and methods thereof'20005,501,791'Pressure isolation valve and bypass valve; and filter head assembly incorporating same'19964,883,083'Relief valve assembly; piston member from same and filter head assembly incorporating same'19894,615,800'Duplex filter apparatus'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2020Patents assigned to DONALDSON CO INC (13)· patent assignee history
1986–1989Based in Minnetonka, MN, US· patent location history
1996–2020Based in Chanhassen, MN, US· patent location history
2013–2015Patents assigned to CANTONI MAURO (2)· patent assignee history
2013–2015Patents assigned to GRECO ENRICO (2)· patent assignee history
2013Patents assigned to BURATTO FABRIZIO (1)· patent assignee history
2015Patents assigned to BURATTO FABRIZO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DONALDSON CO INC131986–2020
CANTONI MAURO22013–2015
GRECO ENRICO22013–2015
BURATTO FABRIZIO12013
BURATTO FABRIZO12015
Locations
LocationPatentsSpan
Chanhassen, Minnesota, US111996–2020
Minnetonka, Minnesota, US21986–1989