James Henry Schroeder

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El Cajon, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for controlling crane stop angle
- Patent number 10,407,285
- Issue date Sep 10, 2019
- D & R CRANE, INC.
- James Henry Schroeder
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Device for controlling crane stop angle
- Patent number 10,053,341
- Issue date Aug 21, 2018
- D & R CRANE, INC.
- James Henry Schroeder
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR CONTROLLING CRANE STOP ANGLE
- Publication number 20180354758
- Publication date Dec 13, 2018
- D & R CRANE, INC.
- James Henry Schroeder
- B66 - HOISTING LIFTING HAULING
Information Patent Application
DEVICE FOR CONTROLLING CRANE STOP ANGLE
- Publication number 20170113905
- Publication date Apr 27, 2017
- D & R CRANE, INC.
- James Henry Schroeder
- B66 - HOISTING LIFTING HAULING