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Inventor

Ronald P. Brown

Inventor
Cockeysville, MD, US

Overview

2→
Patents
1977–2000
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A01Bprimary
A01BSoil working in agriculture or forestry25%
A01CPlanting25%
G07FCoin-freed or like apparatus25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
6,109,417'Anti-corruption coin/token input chute'20004,055,126'Sub-soil breaking, surface-soil conditioning and planter machine'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to BROWN RONALD P (1)· patent assignee history
1977Patents assigned to HARDEN JERRELL W (1)· patent assignee history
1977Based in Ozark, AL, US· patent location history
2000Patents assigned to PARKWAY MACHINE CORP (1)· patent assignee history
2000Based in Cockeysville, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BROWN RONALD Pself11977
HARDEN JERRELL W11977
PARKWAY MACHINE CORP12000
Locations
LocationPatentsSpan
Cockeysville, Maryland, US12000
Ozark, AL, US11977