Growing community of inventors

Charlton, MA, United States of America

Philip M Johnson

Average Co-Inventor Count = 4.14

ph-index = 9

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 280

Philip M JohnsonRichard W Canavan (9 patents)Philip M JohnsonLuke William Michas (6 patents)Philip M JohnsonJeremy Conrad Howard (6 patents)Philip M JohnsonLaurent Froissard (4 patents)Philip M JohnsonRaymond Curci (4 patents)Philip M JohnsonErica L Osley (4 patents)Philip M JohnsonJon F Nebo (2 patents)Philip M JohnsonShaopeng Zhu (2 patents)Philip M JohnsonJeremy Howard (1 patent)Philip M JohnsonPhilip M Johnson (11 patents)Richard W CanavanRichard W Canavan (33 patents)Luke William MichasLuke William Michas (29 patents)Jeremy Conrad HowardJeremy Conrad Howard (21 patents)Laurent FroissardLaurent Froissard (38 patents)Raymond CurciRaymond Curci (25 patents)Erica L OsleyErica L Osley (6 patents)Jon F NeboJon F Nebo (9 patents)Shaopeng ZhuShaopeng Zhu (2 patents)Jeremy HowardJeremy Howard (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bacou-Dalloz Eye & Face Protection, Inc. (9 from 35 patents)

2. Honeywell International Inc. (2 from 15,631 patents)

3. Sperian Eye & Face Protection, Inc. (27 patents)


11 patents:

1. 11226434 - Anti-fog and anti-reflective dual-functional coating for optical articles

2. 10520647 - Anti-fog and anti-reflective dual-functional coating for optical articles

3. D533316 - Protective face shield lens

4. 7007306 - Face shield assembly

5. D512797 - Protective face shield lens

6. D512187 - Protective face shield assembly

7. D511227 - Protective face shield molded lens

8. D504194 - Protective face shield lens

9. D503498 - Protective face shield assembly

10. D503497 - Protective face shield molded lens

11. D503422 - Silicone goggle

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idiyas.com
as of
1/8/2026
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