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Ilford, United Kingdom

Eugene E Davis

Average Co-Inventor Count = 1.22

ph-index = 11

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 = 285

Eugene E DavisRichard J Searle (2 patents)Eugene E DavisGeorge W Burton (1 patent)Eugene E DavisKevin W McLaren (1 patent)Eugene E DavisBrian Leslie Miskin (1 patent)Eugene E DavisGerardo Mancini (1 patent)Eugene E DavisEugene E Davis (15 patents)Richard J SearleRichard J Searle (2 patents)George W BurtonGeorge W Burton (7 patents)Kevin W McLarenKevin W McLaren (4 patents)Brian Leslie MiskinBrian Leslie Miskin (1 patent)Gerardo ManciniGerardo Mancini (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Johnsen & Jorgensen Plastics Limited (11 from 21 patents)

2. Johnsen & Jorgensen Limited (2 from 2 patents)

3. Johnsen & Jorgensen (Plastics) Limited Company (1 from 1 patent)

4. Johnsen & Jorgenson (Plastics) Ltd. (1 from 1 patent)


15 patents:

1. D314147 - Upper portion of a dispenser and integral cap therefor

2. D312044 - Tamper evident container closure

3. 4567992 - Child resistant and tamper-resistant container and closure assembly

4. 4566602 - Tamper-resistant closure

5. 4555035 - Container closure with tunnel member

6. 4541536 - Tamper-resistant container assembly

7. 4474301 - Tamper-resistant and childproof closure

8. 4471878 - Child and tamper resistant closure

9. 4461391 - Tamper-resistant screw closure

10. 4456143 - Tamper resistant fitment for a container

11. 4452363 - Tamper-resistant and child-resistant container and cap assembly

12. 4449638 - Tamper-resistant and child-resistant closure and container assembly

13. 4449639 - Tamper-resistant and child-resistant closures

14. 4418826 - Container space filler

15. 3991904 - Hinged closures

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as of
1/22/2026
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