D. Robert Rodriguez

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Ada, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Heavy cable counter balance device
- Patent number 10,308,122
- Issue date Jun 4, 2019
- Alternative Engineering, Inc.
- D. Robert Rodriguez
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Stepped spiral chute assembly having friction reduction panels
- Patent number D846222
- Issue date Apr 16, 2019
- Alternative Engineering, Inc.
- D. Robert Rodriguez
- D34 - Material or article handling equipment
Information Patent Grant
Stepped spiral chute assembly having friction reduction panels and...
- Patent number 9,415,936
- Issue date Aug 16, 2016
- Alternative Engineering, Inc.
- D. Robert Rodriguez
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
MANUAL HAND CRANK WITH OPTIONAL POWER ENHANCEMENT
- Publication number 20180236652
- Publication date Aug 23, 2018
- Alternative Engineering, Inc.
- D. Robert Rodriguez
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
HEAVY CABLE COUNTER BALANCE DEVICE
- Publication number 20180086216
- Publication date Mar 29, 2018
- Alternative Engineering, Inc.
- D. Robert Rodriguez
- B60 - VEHICLES IN GENERAL