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Timothy J. Ptacek
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Salina, KS, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ground opener with skewed support assembly
Patent number
11,700,781
Issue date
Jul 18, 2023
Great Plains Manufacturing, Inc.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Ground openers with common depth-adjustment
Patent number
11,632,893
Issue date
Apr 25, 2023
Great Plains Manufacturing, Inc.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Ground opener with floating opener body
Patent number
11,510,356
Issue date
Nov 29, 2022
Great Plains Manufacturing, Inc.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Agricultural planting machine having interchangeable seed meters
Patent number
7,152,541
Issue date
Dec 26, 2006
Great Plains Manufacturing, Incorporated
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Low transport height stack fold implement
Patent number
5,921,325
Issue date
Jul 13, 1999
Great Plains Manufacturing, Incorporated
Roger L. Meek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Method and apparatus for automatically controlling the soil penetra...
Patent number
5,653,292
Issue date
Aug 5, 1997
Great Plains Manufacturing, Incorporated
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Subsoil fertilizer applicator having arcuately adjustable knife
Patent number
5,027,724
Issue date
Jul 2, 1991
Great Plains Manufacturing, Incorporated
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Patents Applications
last 30 patents
Information
Patent Application
GROUND OPENER WITH FLOATING OPENER BODY
Publication number
20200359541
Publication date
Nov 19, 2020
GREAT PLAINS MANUFACTURING, INC.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
GROUND OPENER WITH SKEWED SUPPORT ASSEMBLY
Publication number
20200359545
Publication date
Nov 19, 2020
GREAT PLAINS MANUFACTURING, INC.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
GROUND OPENERS WITH COMMON DEPTH-ADJUSTMENT
Publication number
20200359546
Publication date
Nov 19, 2020
GREAT PLAINS MANUFACTURING, INC.
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Air seeder quick attach hose coupling
Publication number
20060191928
Publication date
Aug 31, 2006
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Agricultural planting machine having interchangeable seed meters
Publication number
20050284350
Publication date
Dec 29, 2005
Timothy J. Ptacek
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING