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William L. Herron
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Frederick, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Electronically-operable door strike with guard clip, springless sol...
Patent number
6,634,685
Issue date
Oct 21, 2003
Trine Access Technology, Inc.
William L. Herron
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Strike with rectilinearly movable keeper locking member
Patent number
5,127,691
Issue date
Jul 7, 1992
Trine Products Corp.
William L. Herron
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Illuminated push button
Patent number
5,036,441
Issue date
Jul 30, 1991
Trine Products Corp.
William L. Herron
F21 - LIGHTING
Information
Patent Grant
Strike with rectilinearly movable keeper locking member
Patent number
4,984,835
Issue date
Jan 15, 1991
Trine Products Corp.
Joseph Vadacchino
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Bobbin case position plate adjustment mechanism
Patent number
4,527,494
Issue date
Jul 9, 1985
The Singer Company
William L. Herron
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Latch for sewing machine cover
Patent number
4,260,207
Issue date
Apr 7, 1981
The Singer Company
William L. Herron
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Cam follower with pivotally movable cam engagable shoe
Patent number
4,249,428
Issue date
Feb 10, 1981
The Singer Company
William L. Herron
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Sewing machine full and low bobbin indicator
Patent number
4,212,257
Issue date
Jul 15, 1980
The Singer Company
William L. Herron
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Sewing machine cassette threading system
Patent number
4,183,313
Issue date
Jan 15, 1980
The Singer Company
Charles R. Odermann
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Sewing machine frame or similar article
Patent number
D253346
Issue date
Nov 6, 1979
The Singer Company
Donald M. Genaro
D15 - Machines not elsewhere specified
Information
Patent Grant
Pretension threading device
Patent number
4,161,152
Issue date
Jul 17, 1979
The Singer Company
William L. Herron
D05 - SEWING EMBROIDERING TUFTING
Information
Patent Grant
Linear motor
Patent number
4,016,441
Issue date
Apr 5, 1977
The Singer Company
John Addison Herr
D05 - SEWING EMBROIDERING TUFTING
Patents Applications
last 30 patents
Information
Patent Application
Electronically-operable door strike with guard clip, springless sol...
Publication number
20030127869
Publication date
Jul 10, 2003
William L. Herron
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES