For the Inventor, By the Inventor

Enter assignee name

Sunnyvale, CA, United States of America

Pilkington Barnes Hind, Inc.

USPTO Granted Patents = 13

Trademarks = 1

Forward Citations = 690

Loading Chart...

Loading Chart...

14 inventors (with patents filed for the assignee):

Hermann H Neidlinger (3 out of 8 patents)

Syed Hasan Askari (3 out of 19 patents)

John M Evans (3 out of 10 patents)

4. Khushroo Gandhi (2 out of 8 patents)

5. William E Meyers (2 out of 5 patents)

6. David Bruce Miller (2 out of 48 patents)

7. Donald J Ratkowski (2 out of 11 patents)

8. William J Burke (2 out of 6 patents)

9. Lisa A Folk (2 out of 3 patents)

10. Leroy Meshel (2 out of 4 patents)

11. Joseph Weinschenk (2 out of 2 patents)

12. Ashok R Thakrar (1 out of 6 patents)

13. Colin M Perrott (1 out of 4 patents)

14. Michael H Freeman (1 out of 15 patents)

13 patents: Sort by Forward Citations

1. 5786883 - Annular mask contact lenses (1998-07-28),

2. 5771088 - Contact lens designed to accommodate and correct for the effects of (1998-06-23),

3. 5757458 - Annular mask contact lenses (1998-05-26),

4. 5748282 - Multifocal contact lens (1998-05-05),

5. 5713460 - Incorporation of adsorbents during extraction and/or hydration of (1998-02-03),

6. 5629360 - Optically clear polymer compositions containing an interpenetrant (1997-05-13),

7. 5534038 - Tinting hydrogel materials with vat dyes (1996-07-09),

8. 5519069 - Contact lenses and materials and methods of making same (1996-05-21),

9. 5505884 - Contact lenses and materials and methods of making same (1996-04-09),

10. 5498681 - Material for use in the manufacture of polymeric articles (1996-03-12),

11. 5494155 - Incorporation of absorbents during extraction and/or hydration of (1996-02-27),

12. 5482981 - Optically clear polymer compositions containing an interpenetrant (1996-01-09),

13. 5433898 - Method of manufacturing a contact lens (1995-07-18),

Pilkington Barnes Hind, Inc. is a leading manufacturer of high-quality glass products for various industries. With a strong focus on innovation and customer satisfaction, the company has established itself as a trusted provider of glass solutions worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

13 Patents

#214 in Sunnyvale, CA

#5,494 in California

#23,162 in US

#43,712 in the World

Sunnyvale, CA, United States of America

Pilkington Barnes Hind, Inc.

Forward Citations = 690

14 inventors:

Hermann H Neidlinger (3 out of 8 patents)

Syed Hasan Askari (3 out of 19 patents)

John M Evans (3 out of 10 patents)

4. Khushroo Gandhi (2 out of 8 patents)

5. William E Meyers (2 out of 5 patents)

Please report any incorrect information to support@idiyas.com

Loading…