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Suffolk, United Kingdom

John R Williams

USPTO Granted Patents = 7

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 25(Granted Patents)

Location History:

Ipswich, GB (1988 - 1989)
Suffolk, GB (1994 - 2001)

Company Filing History:

British Telecommunications Public Limited Company

British Telecommunications Corporation

Years Active: 1988-2001

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6223562 - Etching a halide glass tube, removing the etchant, and forming an optical fiber (2001-05-01),

2. 5618326 - Surface treatment of halide glass articles (1997-04-08),

3. 5401289 - Method of making halide fibers including casting under a reduced pressure (1995-03-28),

4. 5334232 - Method for the preparation of halide glass articles (1994-08-02),

5. 4848997 - Method of preparing a halide optical fibre (1989-07-18),

6. 4836643 - Halide fibre with high numerical aperture (1989-06-06),

7. 4741752 - Treating glass compositions (1988-05-03),

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