William Nevil Heaton Johnson

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Lymington, GB

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Patents Grantslast 30 patents

Information Patent Grant
Anti-counterfeiting and diffusive screens
- Patent number 6,674,875
- Issue date Jan 6, 2004
- Durand Limited
- Nicholas John Phillips
- G07 - CHECKING-DEVICES
Information Patent Grant
Alarm system
- Patent number 6,150,923
- Issue date Nov 21, 2000
- William Nevil Heaton Johnson
- G08 - SIGNALLING
Information Patent Grant
Screens having graded refractive index lenses
- Patent number 5,926,319
- Issue date Jul 20, 1999
- Nashua Corporation
- Nicholas John Phillips
- G02 - OPTICS
Information Patent Grant
Viewing device
- Patent number 5,719,588
- Issue date Feb 17, 1998
- Nashua Corporation
- William Nevil Heaton Johnson
- G02 - OPTICS
Information Patent Grant
Randomised mask for a diffusing screen
- Patent number 5,695,895
- Issue date Dec 9, 1997
- Nashua Corporation
- William Nevil Heaton Johnson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Microlens screens, photopolymerisable materials and artifacts utili...
- Patent number 5,442,482
- Issue date Aug 15, 1995
- William N. H. Johnson
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Security and authentication marking of products
- Publication number 20040223198
- Publication date Nov 11, 2004
- Bruce Lawence John Murray
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Applications of fractal and/or chaotic techniques
- Publication number 20030182246
- Publication date Sep 25, 2003
- William Nevil Heaton Johnson
- G06 - COMPUTING CALCULATING COUNTING