Growing community of inventors

Salt Lake City, UT, United States of America

Marc E Christensen

Average Co-Inventor Count = 1.69

ph-index = 13

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 = 517

Marc E ChristensenDavid J Lipniarski (6 patents)Marc E ChristensenEric M Simon (3 patents)Marc E ChristensenBryan D Grabowski (3 patents)Marc E ChristensenDavid E Cowan (3 patents)Marc E ChristensenBruce E Owens (3 patents)Marc E ChristensenCharles M Mettler (3 patents)Marc E ChristensenPatricia Russell (3 patents)Marc E ChristensenGreg H Brown (3 patents)Marc E ChristensenJames Schaffner (2 patents)Marc E ChristensenWilliam L Snook (2 patents)Marc E ChristensenDavid C Winter (1 patent)Marc E ChristensenDennis Kovach (1 patent)Marc E ChristensenJoseph C Mecham (1 patent)Marc E ChristensenEdward G Van Nimwegen (1 patent)Marc E ChristensenJay D Spendlove (1 patent)Marc E ChristensenMarc E Christensen (24 patents)David J LipniarskiDavid J Lipniarski (15 patents)Eric M SimonEric M Simon (21 patents)Bryan D GrabowskiBryan D Grabowski (3 patents)David E CowanDavid E Cowan (3 patents)Bruce E OwensBruce E Owens (3 patents)Charles M MettlerCharles M Mettler (3 patents)Patricia RussellPatricia Russell (3 patents)Greg H BrownGreg H Brown (3 patents)James SchaffnerJames Schaffner (3 patents)William L SnookWilliam L Snook (2 patents)David C WinterDavid C Winter (89 patents)Dennis KovachDennis Kovach (2 patents)Joseph C MechamJoseph C Mecham (1 patent)Edward G Van NimwegenEdward G Van Nimwegen (1 patent)Jay D SpendloveJay D Spendlove (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Off the Wall Products, LLC (21 from 24 patents)

2. Other (2 from 832,718 patents)

3. Off the Wall Production, Inc. (1 from 1 patent)


24 patents:

1. 9016668 - Stackable barrier with connector

2. 8939675 - Barrier systems with interlocking flag

3. 8808600 - Methods for manufacturing barrier systems having a retained coupling pin

4. D702581 - Stand barricade

5. 8453995 - Control barrier

6. 8167512 - Low profile barriers having attached molded pins

7. 7922420 - Barriers with kiss-offs

8. 7789585 - Control barrier with rotatable legs

9. D614984 - Barricade

10. 7588387 - Barriers with interlocking sides

11. D599488 - Control barrier with rotatable legs

12. 7540682 - Control barrier with rotatable legs

13. D569992 - Traffic barrier

14. D555804 - Low profile barrier

15. D552250 - Interlocking barrier

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as of
12/13/2025
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