Robert B. Washburn

Person

Cleveland, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Oil-skimming tube with stiffening insert member
- Patent number 10,392,268
- Issue date Aug 27, 2019
- OIL SKIMMERS, INC.
- Robert B Washburn
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Oil-skimming tube with stiffening insert member
- Patent number 9,868,652
- Issue date Jan 16, 2018
- OIL SKIMMERS, INC.
- Robert B Washburn
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Collapsible duct
- Patent number 7,182,104
- Issue date Feb 27, 2007
- Arnco Corporation
- Robert B. Washburn
- G02 - OPTICS
Information Patent Grant
Coupler for conduits
- Patent number 6,921,114
- Issue date Jul 26, 2005
- Arnco Corporation
- Robert B. Washburn
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Collapsible duct
- Patent number 6,796,547
- Issue date Sep 28, 2004
- Arnco Corporation
- Robert B. Washburn
- G02 - OPTICS
Information Patent Grant
Method and apparatus for wrapping and installing cable
- Patent number 6,370,753
- Issue date Apr 16, 2002
- Arnco Corporation
- Robert B. Washburn
- G02 - OPTICS
Information Patent Grant
Method of cleaning a cable using a brominated hydrocarbon and ester...
- Patent number 6,152,149
- Issue date Nov 28, 2000
- Arnco Corporation
- Glenn Miller
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Cable cleaning solution comprising a brominated hydrocarbon and an...
- Patent number 6,071,872
- Issue date Jun 6, 2000
- Arnco Corporation
- Glenn Miller
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Plastic pipe compression coupler
- Patent number 5,722,702
- Issue date Mar 3, 1998
- Arnco Corporation
- Robert B. Washburn
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Aerial duct with ribbed liner
- Patent number 5,678,609
- Issue date Oct 21, 1997
- Arnco Corporation
- Robert B. Washburn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Internally spiraled duct and method of installation
- Patent number 5,087,153
- Issue date Feb 11, 1992
- Arnco Corporation
- Robert B. Washburn
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
COLLAPSIBLE DUCT
- Publication number 20070130760
- Publication date Jun 14, 2007
- ARNCO CORPORATION
- Robert B. Washburn
- G02 - OPTICS
Information Patent Application
Collapsible duct
- Publication number 20040222410
- Publication date Nov 11, 2004
- Robert B. Washburn
- G02 - OPTICS
Information Patent Application
Flame retardant shaped articles
- Publication number 20030175459
- Publication date Sep 18, 2003
- Raman Patel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Robert B. Washburn

Person

Patents Grantslast 30 patents

Oil-skimming tube with stiffening insert member

Oil-skimming tube with stiffening insert member

Collapsible duct

Coupler for conduits

Collapsible duct

Method and apparatus for wrapping and installing cable

Method of cleaning a cable using a brominated hydrocarbon and ester...

Cable cleaning solution comprising a brominated hydrocarbon and an...

Plastic pipe compression coupler

Aerial duct with ribbed liner

Internally spiraled duct and method of installation

Patents Applicationslast 30 patents

COLLAPSIBLE DUCT

Collapsible duct

Flame retardant shaped articles