Ferrofluidics Corporation

Organization

NASHUA, NH, US

ELECTRONIC COMPONENTS, NEC
Business Address
40 SIMON STREET NASHUA NH 03061 6038839800
Mailing Address
40 SIMON STREET NASHUA NH 03061
State Location
NH
State of Incorporation
MA

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Ferrofluid sculpting apparatus
- Patent number 6,290,894
- Issue date Sep 18, 2001
- Ferrofluidics Corporation
- Kuldip Raj
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for recycling ferrofluid constituents used in a materials se...
- Patent number 6,254,781
- Issue date Jul 3, 2001
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus to reduce push back time in solenoid valves
- Patent number 6,242,994
- Issue date Jun 5, 2001
- Ferrofluidics Corporation
- Zhixin Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System for recycling ferrofluid constituents used in a materials se...
- Patent number 6,103,107
- Issue date Aug 15, 2000
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing oil-based ferrofluid
- Patent number 6,068,785
- Issue date May 30, 2000
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Quiet ferrofluid solenoid
- Patent number 5,969,589
- Issue date Oct 19, 1999
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low cost method for manufacturing ferrofluid
- Patent number 5,958,282
- Issue date Sep 28, 1999
- Ferrofluidic Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Quiet ferrofluid solenoid with cushion
- Patent number 5,955,934
- Issue date Sep 21, 1999
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sensor employing a sliding ferrofluid mass in a coated, non-wetting...
- Patent number 5,908,987
- Issue date Jun 1, 1999
- Ferrofluidics Corporation
- Kuldip Raj
- G01 - MEASURING TESTING
Information Patent Grant
Czochralski crystal growth system with an independently supported p...
- Patent number 5,879,452
- Issue date Mar 9, 1999
- Ferrofluidics Corporation
- Zhixin Li
- C30 - CRYSTAL GROWTH
Information Patent Grant
Stable polysiloxane ferrofluid compositions and method of making same
- Patent number 5,851,416
- Issue date Dec 22, 1998
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for controlling crystal temperature gradients...
- Patent number 5,824,149
- Issue date Oct 20, 1998
- Ferrofluidics Corporation
- Zhixin Li
- C30 - CRYSTAL GROWTH
Information Patent Grant
On-site fillable liquid magnetic seal
- Patent number 5,806,856
- Issue date Sep 15, 1998
- Ferrofluidics Corporation
- Thomas J. Black
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for damping a crystal ingot suspension in a Czochralski c...
- Patent number 5,797,990
- Issue date Aug 25, 1998
- Ferrofluidics Corporation
- Zhixin Li
- C30 - CRYSTAL GROWTH
Information Patent Grant
Sensor employing a sliding magnet suspended on ferrofluid
- Patent number 5,780,741
- Issue date Jul 14, 1998
- Ferrofluidics Corporation
- Kuldip Raj
- G01 - MEASURING TESTING
Information Patent Grant
Liquid level monitoring system having ferrofluid pressure sensor
- Patent number 5,636,547
- Issue date Jun 10, 1997
- Ferrofluidics Corporation
- Kuldip Raj
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for jitter attenuation in rotary encoders
- Patent number 5,594,241
- Issue date Jan 14, 1997
- Ferrofluidics Corporation
- Zhixin Li
- G01 - MEASURING TESTING
Information Patent Grant
Ferrofluidic seal centering ring
- Patent number 5,593,164
- Issue date Jan 14, 1997
- Ferrofluidics Corporation
- William B. Mraz
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
On-site fillable ferrofluidic seal
- Patent number 5,560,620
- Issue date Oct 1, 1996
- Ferrofluidics Corporation
- Thomas J. Black
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ferrofluid pressure sensor and warning device
- Patent number 5,490,425
- Issue date Feb 13, 1996
- Ferrofluidics Corporation
- Kuldip Raj
- G01 - MEASURING TESTING
Information Patent Grant
On-site fillable ferrofluidic seal
- Patent number 5,474,302
- Issue date Dec 12, 1995
- Ferrofluidics Corporation
- Thomas J. Black
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ferrofluid-cooled electromagnetic device and improved cooling method
- Patent number 5,462,685
- Issue date Oct 31, 1995
- Ferrofluidics Corporation
- Kuldip Raj
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Loudspeaker
- Patent number 5,461,677
- Issue date Oct 24, 1995
- Ferrofluidics Corporation
- Kuldip Raj
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ferrofluid inclinometer
- Patent number 5,452,520
- Issue date Sep 26, 1995
- Ferrofluidics Corporation
- Kuldip Raj
- G01 - MEASURING TESTING
Information Patent Grant
Ferrofluid pressure sensor
- Patent number 5,429,000
- Issue date Jul 4, 1995
- Ferrofluidics Corporation
- Kuldip Raj
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Differentially-pumped ferrofluidic seal
- Patent number 5,340,122
- Issue date Aug 23, 1994
- Ferrofluidics Corporation
- James C. Toboni
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for melt level detection in czochralski crysta...
- Patent number 5,286,461
- Issue date Feb 15, 1994
- Ferrofluidics Corporation
- Jurek K. Koziol
- C30 - CRYSTAL GROWTH
Information Patent Grant
Solid pellet feeder for controlled melt replenishment in continuous...
- Patent number 5,242,667
- Issue date Sep 7, 1993
- Ferrofluidics Corporation
- Jurek K. Koziol
- C30 - CRYSTAL GROWTH
Information Patent Grant
Stacked pole-piece ferrofluid seal apparatus
- Patent number 5,018,751
- Issue date May 28, 1991
- Ferrofluidics Corporation
- Kuldip Raj
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ferrofluid seal with epoxy pole pieces
- Patent number 4,927,164
- Issue date May 22, 1990
- Ferrofluidics Corporation
- Kuldip Raj
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
75667891 - SPIKE
- Serial number 75667891
- Registration number 2416467
- Filing date Mar 24, 1999
- Ferrofluidics Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75667890
- Serial number 75667890
- Filing date Mar 24, 1999
- Ferrofluidics Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
74673194 - FERROMOTION
- Serial number 74673194
- Registration number 2070402
- Filing date Apr 24, 1995
- Ferrofluidics Corporation
- 4 - Industrial oils and greases
Information Trademark
74527585 - THE SOLUTION IS LOUD AND CLEAR
- Serial number 74527585
- Registration number 1908022
- Filing date May 11, 1994
- Ferrofluidics Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
74481223 - FERROSEAL
- Serial number 74481223
- Filing date Jan 24, 1994
- Ferrofluidics Corporation
- 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information Trademark
74297033 - THE SOLUTION IS LOUD AND CLEAR
- Serial number 74297033
- Filing date Jul 21, 1992
- Ferrofluidics Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
74248171 - F FERROSOUND
- Serial number 74248171
- Registration number 1747992
- Filing date Feb 21, 1992
- Ferrofluidics Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
74055816 - FERROSOUND
- Serial number 74055816
- Filing date May 4, 1990
- Ferrofluidics Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73543994 - SPIN TECHNOLOGY
- Serial number 73543994
- Registration number 1412021
- Filing date Jun 20, 1985
- Ferrofluidics Corporation
- 7 - Machines and machine tools
Information Trademark
73401789 - FERROSOUND
- Serial number 73401789
- Registration number 1266745
- Filing date Nov 5, 1982
- Ferrofluidics Corporation
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73210378 - FERROFLUIDIC
- Serial number 73210378
- Registration number 1157003
- Filing date Apr 5, 1979
- Ferrofluidics Corporation
- 7 - Machines and machine tools

Ferrofluidics Corporation

Organization

Business Address

Mailing Address

State Location

State of Incorporation

Patents Grantslast 30 patents

Ferrofluid sculpting apparatus

Method for recycling ferrofluid constituents used in a materials se...

Apparatus to reduce push back time in solenoid valves

System for recycling ferrofluid constituents used in a materials se...

Method for manufacturing oil-based ferrofluid

Quiet ferrofluid solenoid

Low cost method for manufacturing ferrofluid

Quiet ferrofluid solenoid with cushion

Sensor employing a sliding ferrofluid mass in a coated, non-wetting...

Czochralski crystal growth system with an independently supported p...

Stable polysiloxane ferrofluid compositions and method of making same

Method and apparatus for controlling crystal temperature gradients...

On-site fillable liquid magnetic seal

Apparatus for damping a crystal ingot suspension in a Czochralski c...

Sensor employing a sliding magnet suspended on ferrofluid

Liquid level monitoring system having ferrofluid pressure sensor

Apparatus and method for jitter attenuation in rotary encoders

Ferrofluidic seal centering ring

On-site fillable ferrofluidic seal

Ferrofluid pressure sensor and warning device

On-site fillable ferrofluidic seal

Ferrofluid-cooled electromagnetic device and improved cooling method

Loudspeaker

Ferrofluid inclinometer

Ferrofluid pressure sensor

Differentially-pumped ferrofluidic seal

Method and apparatus for melt level detection in czochralski crysta...

Solid pellet feeder for controlled melt replenishment in continuous...

Stacked pole-piece ferrofluid seal apparatus

Ferrofluid seal with epoxy pole pieces

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

75667891 - SPIKE

75667890

74673194 - FERROMOTION

74527585 - THE SOLUTION IS LOUD AND CLEAR

74481223 - FERROSEAL

74297033 - THE SOLUTION IS LOUD AND CLEAR

74248171 - F FERROSOUND

74055816 - FERROSOUND

73543994 - SPIN TECHNOLOGY

73401789 - FERROSOUND

73210378 - FERROFLUIDIC