Clive Trundle

Person

Silverstone, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Doped polymer films for waveguides
- Patent number 5,080,931
- Issue date Jan 14, 1992
- Plessey Overseas Limited
- Clive Trundle
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Thin film deposition process
- Patent number 5,045,348
- Issue date Sep 3, 1991
- Plessey Overseas Limited
- Crofton J. Brierley
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Reversible infra-red recording medium
- Patent number 5,026,619
- Issue date Jun 25, 1991
- Plessey Overseas Limited
- Clive Trundle
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical devices utilizing photochromic compounds
- Patent number 4,990,287
- Issue date Feb 5, 1991
- The Plessey Company plc
- Ian Bennion
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Contrast enhanced photolithography
- Patent number 4,942,113
- Issue date Jul 17, 1990
- Plessey Overseas Limited
- Clive Trundle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Marking of articles with photochromic compounds
- Patent number 4,927,180
- Issue date May 22, 1990
- Plessey Overseas Limited
- Clive Trundle
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Photochromic gamma butyrolactones
- Patent number 4,861,899
- Issue date Aug 29, 1989
- The Plessey Company plc
- Clive Trundle
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic optical waveguides and method of fabricating waveguide stru...
- Patent number 4,838,634
- Issue date Jun 13, 1989
- The Plessey Company plc
- Ian Bennion
- G02 - OPTICS
Information Patent Grant
Photoreactive lenses with adamantane spiro compounds
- Patent number 4,818,096
- Issue date Apr 4, 1989
- The Plessey Company plc
- Harry G. Heller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Irreversible photochromic markings
- Patent number 4,812,171
- Issue date Mar 14, 1989
- The Plessey Company
- Jack Brettle
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Polychromic tetracyclo-spiro-adamatylidene derivatives, and polychr...
- Patent number 4,685,783
- Issue date Aug 11, 1987
- The Plessey Company P.L.C.
- Harold H. Heller
- C07 - ORGANIC CHEMISTRY

Clive Trundle

Person

Patents Grantslast 30 patents

Doped polymer films for waveguides

Thin film deposition process

Reversible infra-red recording medium

Optical devices utilizing photochromic compounds

Contrast enhanced photolithography

Marking of articles with photochromic compounds

Photochromic gamma butyrolactones

Organic optical waveguides and method of fabricating waveguide stru...

Photoreactive lenses with adamantane spiro compounds

Irreversible photochromic markings

Polychromic tetracyclo-spiro-adamatylidene derivatives, and polychr...