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GULBRANSEN, INC.
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SAN DIEGO, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for producing an electronic representation of...
Patent number
5,466,882
Issue date
Nov 14, 1995
Gulbransen, Inc.
J. Robert Lee
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Opto-electronic sensing method and device for an acoustic piano
Patent number
5,231,283
Issue date
Jul 27, 1993
Gulbransen, Inc.
David T. Starkey
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Opto-electronic sensing method and device for an acoustic piano
Patent number
5,001,339
Issue date
Mar 19, 1991
Gulbransen, Inc.
David T. Starkey
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and apparatus for intelligent chord accompaniment
Patent number
4,941,387
Issue date
Jul 17, 1990
Gulbransen, Incorporated
Anthony G. Williams
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75635827 - DIGITAL HYMNAL
Serial number
75635827
Filing date
Feb 8, 1999
GULBRANSEN, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74482863 - G
Serial number
74482863
Registration number
1873703
Filing date
Jan 26, 1994
GULBRANSEN, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74482864 - GULBRANSEN
Serial number
74482864
Registration number
1881964
Filing date
Jan 26, 1994
GULBRANSEN, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74010169 - CRYSTAL
Serial number
74010169
Registration number
1655518
Filing date
Dec 12, 1989
GULBRANSEN, INC.
15 - Musical instruments
Information
Trademark
72153143 - GULBRANSEN
Serial number
72153143
Registration number
744841
Filing date
Sep 17, 1962
GULBRANSEN COMPANY
15 - Musical instruments
Information
Trademark
71584398 - GULBRANSEN
Serial number
71584398
Registration number
531051
Filing date
Sep 2, 1949
GULBRANSEN COMPANY
15 - Musical instruments