Leonard L. Johnson

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Fort Wayne, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Articulated aerial boom and an elbow linkage assembly therefore
- Patent number 4,463,528
- Issue date Aug 7, 1984
- Teco, Inc.
- Leonard L. Johnson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Position responsive valve for controlling the retraction rate of a...
- Patent number 4,146,998
- Issue date Apr 3, 1979
- Teco, Inc.
- Leonard L. Johnson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Multi-line imprinting wheel apparatus
- Patent number 4,129,074
- Issue date Dec 12, 1978
- Lincoln Logotype Co., Inc.
- Millard B. Beaver
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid control system
- Patent number 4,089,388
- Issue date May 16, 1978
- Teco, Inc.
- Leonard L. Johnson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Actuator for hydraulic systems in transportable mobile platforms
- Patent number 4,084,619
- Issue date Apr 18, 1978
- Teco, Inc.
- Leonard L. Johnson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Hydraulic device for controlling the perpendicularity of boom membe...
- Patent number 4,081,055
- Issue date Mar 28, 1978
- Teco, Inc.
- Leonard L. Johnson
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Printing apparatus
- Patent number 3,968,747
- Issue date Jul 13, 1976
- Lincoln Logotype Co., Inc.
- Leonard L. Johnson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS