Inventor

Donald J. Patterson

Inventor

Ann Arbor, MI, US

Overview

1984–2020

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

F01Lprimary

F01LCyclically operating valves for machines or engines13%

C02FTreatment of water, waste water, sewage, or sludge8%

F02DControlling combustion engines8%

Y02TClimate change mitigation technologies related to transportation8%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons4%

A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

B09BDisposal of solid waste not otherwise provided for4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1984–2020Based in Ann Arbor, MI, US· patent location history

1991Based in Longmont, CO, US· patent location history

1997–1999Based in Steamboat Springs, CO, US· patent location history

2012–2020Patents assigned to PATTERSON DONALD JAMES (3)· patent assignee history

2012–2016Patents assigned to MORRISON KEVIN MICHAEL (2)· patent assignee history

2012–2016Patents assigned to SCHWARTZ GEORGE BYRON (2)· patent assignee history

2020Patents assigned to BELAIRE RICHARD (1)· patent assignee history

2020Patents assigned to ELECTRO MECH ASSOCIATES INC (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations