Grant M. Martens

Person

Carlsbad, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 12,226,679
- Issue date Feb 18, 2025
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 12,220,623
- Issue date Feb 11, 2025
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Weighted iron set
- Patent number 12,161,920
- Issue date Dec 10, 2024
- Acushnet Company
- Jason A. Mata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a low modulus crown
- Patent number 12,102,890
- Issue date Oct 1, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Hollow co-molded iron with inner lightweight portion
- Patent number 12,083,396
- Issue date Sep 10, 2024
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Iron with sole slot
- Patent number 12,036,448
- Issue date Jul 16, 2024
- Acushnet Company
- Doug Takehara
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Multi-material golf club head
- Patent number 11,986,709
- Issue date May 21, 2024
- Acushnet Company
- Stephen S. Murphy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,938,387
- Issue date Mar 26, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Multi-material golf club head
- Patent number 11,839,797
- Issue date Dec 12, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,826,620
- Issue date Nov 28, 2023
- Acushnet Company
- Marni D. Ines
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,801,428
- Issue date Oct 31, 2023
- Acushnet Company
- Charles E. Golden
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,794,080
- Issue date Oct 24, 2023
- Acushnet Company
- Marni D. Ines
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,786,789
- Issue date Oct 17, 2023
- Acushnet Company
- John Morin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head having multi-material face and method of manufacture
- Patent number 11,511,464
- Issue date Nov 29, 2022
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Golf club having a low modulus crown
- Patent number 11,497,971
- Issue date Nov 15, 2022
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head having multi-material face and method of manufacture
- Patent number 11,498,246
- Issue date Nov 15, 2022
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Weighted iron set
- Patent number 11,478,684
- Issue date Oct 25, 2022
- Acushnet Company
- Jason A. Mata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head having multi-material face and method of manufacture
- Patent number 11,433,574
- Issue date Sep 6, 2022
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Hollow co-molded iron with inner lightweight portion
- Patent number 11,351,427
- Issue date Jun 7, 2022
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Golf club having a damping element for ball speed control
- Patent number 11,202,946
- Issue date Dec 21, 2021
- Acushnet Company
- Charles E. Golden
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head having multi-material face and method of manufacture
- Patent number 11,186,016
- Issue date Nov 30, 2021
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Golf club having a low modulus crown
- Patent number 11,077,340
- Issue date Aug 3, 2021
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Multi-material golf club head
- Patent number 10,940,371
- Issue date Mar 9, 2021
- Acushnet Company
- Stephen S. Murphy
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Weighted iron set
- Patent number 10,881,924
- Issue date Jan 5, 2021
- Acushnet Company
- Jason A. Mata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head
- Patent number 10,850,170
- Issue date Dec 1, 2020
- Acushnet Company
- David S. Cornelius
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club with flexure
- Patent number 10,843,046
- Issue date Nov 24, 2020
- Acushnet Company
- Thomas Orrin Bennett
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Striking face deflection structures in a golf club
- Patent number 10,821,338
- Issue date Nov 3, 2020
- Acushnet Company
- Jonathan Hebreo
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club with interchangeable sole
- Patent number 10,806,980
- Issue date Oct 20, 2020
- Acushnet Company
- Jonathan Hebreo
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Polymer-filled hollow iron with thin back
- Patent number 10,799,776
- Issue date Oct 13, 2020
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club with flexure
- Patent number 10,625,124
- Issue date Apr 21, 2020
- Acushnet Company
- John Morin
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SYNERGISTIC GOLF CLUB AND GOLF BALL COMBINATION
- Publication number 20250099820
- Publication date Mar 27, 2025
- Acushnet Company
- Uday V. Deshmukh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
WEIGHTED IRON SET
- Publication number 20250073544
- Publication date Mar 6, 2025
- Acushnet Company
- Jason A. Mata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
TITANIUM ALLOYS AND GOLF CLUB HEADS COMPRISING THE SAME
- Publication number 20250032865
- Publication date Jan 30, 2025
- Acushnet Company
- Uday V. Deshmukh
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A LOW MODULUS CROWN
- Publication number 20240416191
- Publication date Dec 19, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
HOLLOW CO-MOLDED IRON WITH INNER LIGHTWEIGHT PORTION
- Publication number 20240408458
- Publication date Dec 12, 2024
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Iron with Sole Slot
- Publication number 20240350870
- Publication date Oct 24, 2024
- Acushnet Company
- Doug M. Takehara
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD INCLUDING AN INSERT
- Publication number 20240286010
- Publication date Aug 29, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD INCLUDING AN INSERT
- Publication number 20240286011
- Publication date Aug 29, 2024
- Acushnet Company
- Kyle A. Carr
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20240278093
- Publication date Aug 22, 2024
- Acushnet Company
- Richard L. Cleghorn
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD WITH ABRASION RESISTANT STRIKING FACE
- Publication number 20240091603
- Publication date Mar 21, 2024
- Acushnet Company
- Ryuichi Sugimae
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD WITH ABRASION RESISTANT STRIKING FACE
- Publication number 20240091604
- Publication date Mar 21, 2024
- Acushnet Company
- Uday V. Deshmukh
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
MULTI-MATERIAL GOLF CLUB HEAD
- Publication number 20240091602
- Publication date Mar 21, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD INCLUDING AN INSERT
- Publication number 20240082664
- Publication date Mar 14, 2024
- Acushnet Company
- Kyle A. Carr
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD INCLUDING AN INSERT
- Publication number 20240082654
- Publication date Mar 14, 2024
- Acushnet Company
- Kyle A. Carr
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
IRON WITH SOLE SLOT
- Publication number 20240082653
- Publication date Mar 14, 2024
- Acushnet Company
- Doug Takehara
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD INCLUDING AN INSERT
- Publication number 20240082665
- Publication date Mar 14, 2024
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20240075357
- Publication date Mar 7, 2024
- Acushnet Company
- Marni D. Ines
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20240009525
- Publication date Jan 11, 2024
- Acushnet Company
- Charles E. Golden
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20240001206
- Publication date Jan 4, 2024
- Acushnet Company
- Marni D. Ines
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20230405421
- Publication date Dec 21, 2023
- Acushnet Company
- John Morin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD
- Publication number 20230405416
- Publication date Dec 21, 2023
- Acushnet Company
- Richard L. Cleghorn
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
FAIRWAY WOOD GOLF CLUB
- Publication number 20230398415
- Publication date Dec 14, 2023
- Acushnet Company
- Thomas Orrin Bennett
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20230173358
- Publication date Jun 8, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A LOW MODULUS CROWN
- Publication number 20230158373
- Publication date May 25, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20230097561
- Publication date Mar 30, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
MULTI-MATERIAL GOLF CLUB HEAD
- Publication number 20230101631
- Publication date Mar 30, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HEAD HAVING MULTI-MATERIAL FACE AND METHOD OF MANUFACTURE
- Publication number 20230055816
- Publication date Feb 23, 2023
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
GOLF CLUB HEAD HAVING MULTI-MATERIAL FACE AND METHOD OF MANUFACTURE
- Publication number 20230051234
- Publication date Feb 16, 2023
- Acushnet Company
- Grant M. Martens
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
WEIGHTED IRON SET
- Publication number 20230021981
- Publication date Jan 26, 2023
- Acushnet Company
- Jason A. Mata
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL
- Publication number 20230014218
- Publication date Jan 19, 2023
- Acushnet Company
- Grant M. Martens
- A63 - SPORTS GAMES AMUSEMENTS

Grant M. Martens

Person

Patents Grantslast 30 patents

Golf club having a damping element for ball speed control

Golf club having a damping element for ball speed control

Weighted iron set

Golf club having a low modulus crown

Hollow co-molded iron with inner lightweight portion

Iron with sole slot

Multi-material golf club head

Golf club having a damping element for ball speed control

Multi-material golf club head

Golf club having a damping element for ball speed control

Golf club having a damping element for ball speed control

Golf club having a damping element for ball speed control

Golf club having a damping element for ball speed control

Golf club head having multi-material face and method of manufacture

Golf club having a low modulus crown

Golf club head having multi-material face and method of manufacture

Weighted iron set

Golf club head having multi-material face and method of manufacture

Hollow co-molded iron with inner lightweight portion

Golf club having a damping element for ball speed control

Golf club head having multi-material face and method of manufacture

Golf club having a low modulus crown

Multi-material golf club head

Weighted iron set

Golf club head

Golf club with flexure

Striking face deflection structures in a golf club

Golf club with interchangeable sole

Polymer-filled hollow iron with thin back

Golf club with flexure

Patents Applicationslast 30 patents

SYNERGISTIC GOLF CLUB AND GOLF BALL COMBINATION

WEIGHTED IRON SET

TITANIUM ALLOYS AND GOLF CLUB HEADS COMPRISING THE SAME

GOLF CLUB HAVING A LOW MODULUS CROWN

HOLLOW CO-MOLDED IRON WITH INNER LIGHTWEIGHT PORTION

Iron with Sole Slot

GOLF CLUB HEAD INCLUDING AN INSERT

GOLF CLUB HEAD INCLUDING AN INSERT

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HEAD WITH ABRASION RESISTANT STRIKING FACE

GOLF CLUB HEAD WITH ABRASION RESISTANT STRIKING FACE

MULTI-MATERIAL GOLF CLUB HEAD

GOLF CLUB HEAD INCLUDING AN INSERT

GOLF CLUB HEAD INCLUDING AN INSERT

IRON WITH SOLE SLOT

GOLF CLUB HEAD INCLUDING AN INSERT

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HEAD

FAIRWAY WOOD GOLF CLUB

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

GOLF CLUB HAVING A LOW MODULUS CROWN

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL

MULTI-MATERIAL GOLF CLUB HEAD

GOLF CLUB HEAD HAVING MULTI-MATERIAL FACE AND METHOD OF MANUFACTURE

GOLF CLUB HEAD HAVING MULTI-MATERIAL FACE AND METHOD OF MANUFACTURE

WEIGHTED IRON SET

GOLF CLUB HAVING A DAMPING ELEMENT FOR BALL SPEED CONTROL