Harr Technologies, Inc.

Organization

Anchorage, AK, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Trenchless drainage structure replacement
- Patent number 9,651,167
- Issue date May 16, 2017
- Harr Technologies, Inc.
- Robert E. Harr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Green directional drilling fluid composition
- Patent number 9,650,557
- Issue date May 16, 2017
- Harr Technologies, Inc.
- Robert E. Harr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Trenchless drainage structure replacement
- Patent number 8,556,539
- Issue date Oct 15, 2013
- Harr Technologies, Inc.
- Robert E. Harr
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Wick assembly and method for installing an underdrain
- Patent number 8,545,130
- Issue date Oct 1, 2013
- Harr Technologies, Inc.
- Robert E. Harr
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Drainage structure cleaning tool
- Patent number 8,347,446
- Issue date Jan 8, 2013
- Harr Technologies, Inc.
- Robert E. Harr
- B08 - CLEANING
Information Patent Grant
Wick assembly and method for installing an underdrain
- Patent number 8,303,215
- Issue date Nov 6, 2012
- Harr Technologies, Inc.
- Robert E. Harr
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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Patents Applicationslast 30 patents

Information Patent Application
TRENCHLESS DRAINAGE STRUCTURE REPLACEMENT
- Publication number 20150369394
- Publication date Dec 24, 2015
- Harr Technologies, Inc.
- Robert E. Harr
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DRAINAGE STRUCTURE CLEANING TOOL AND METHOD
- Publication number 20150258586
- Publication date Sep 17, 2015
- Harr Technologies, Inc.
- ROBERT HARR
- B08 - CLEANING
Information Patent Application
TRENCHLESS DRAINAGE STRUCTURE REPLACEMENT
- Publication number 20140112721
- Publication date Apr 24, 2014
- Harr Technologies, Inc.
- Robert E. Harr
- E21 - EARTH DRILLING MINING
Information Patent Application
GREEN DIRECTIONAL DRILLING FLUID COMPOSITION
- Publication number 20140110177
- Publication date Apr 24, 2014
- Harr Technologies, Inc.
- Robert E. Harr
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
WICK ASSEMBLY AND METHOD FOR INSTALLING AN UNDERDRAIN
- Publication number 20140030021
- Publication date Jan 30, 2014
- Harr Technologies, Inc.
- Robert E. Harr
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
DRAINAGE STRUCTURE CLEANING TOOL AND METHOD
- Publication number 20130180549
- Publication date Jul 18, 2013
- Harr Technologies, Inc.
- Robert Harr
- B08 - CLEANING
Information Patent Application
WICK ASSEMBLY AND METHOD FOR INSTALLING AN UNDERDRAIN
- Publication number 20130058713
- Publication date Mar 7, 2013
- Harr Technologies, Inc.
- Robert Harr
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Harr Technologies, Inc.

Organization

Patents Grantslast 30 patents

Trenchless drainage structure replacement

Green directional drilling fluid composition

Trenchless drainage structure replacement

Wick assembly and method for installing an underdrain

Drainage structure cleaning tool

Wick assembly and method for installing an underdrain

Patents Applicationslast 30 patents

TRENCHLESS DRAINAGE STRUCTURE REPLACEMENT

DRAINAGE STRUCTURE CLEANING TOOL AND METHOD

TRENCHLESS DRAINAGE STRUCTURE REPLACEMENT

GREEN DIRECTIONAL DRILLING FLUID COMPOSITION

WICK ASSEMBLY AND METHOD FOR INSTALLING AN UNDERDRAIN

DRAINAGE STRUCTURE CLEANING TOOL AND METHOD

WICK ASSEMBLY AND METHOD FOR INSTALLING AN UNDERDRAIN