Growing community of inventors

Arvada, CO, United States of America

Vincent J Frerich

Average Co-Inventor Count = 3.36

ph-index = 4

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 = 52

Vincent J FrerichJames L Christofferson (4 patents)Vincent J FrerichThomas J Whelan (2 patents)Vincent J FrerichGrant C Denton (2 patents)Vincent J FrerichBrian D Kanyer (2 patents)Vincent J FrerichSy Tran (2 patents)Vincent J FrerichScott Patrick Thompson (1 patent)Vincent J FrerichJames M Koerlin (1 patent)Vincent J FrerichGregory Keith Heimbuck (1 patent)Vincent J FrerichDavid Thomas McMillan (1 patent)Vincent J FrerichVincent J Frerich (6 patents)James L ChristoffersonJames L Christofferson (9 patents)Thomas J WhelanThomas J Whelan (19 patents)Grant C DentonGrant C Denton (17 patents)Brian D KanyerBrian D Kanyer (2 patents)Sy TranSy Tran (2 patents)Scott Patrick ThompsonScott Patrick Thompson (21 patents)James M KoerlinJames M Koerlin (19 patents)Gregory Keith HeimbuckGregory Keith Heimbuck (3 patents)David Thomas McMillanDavid Thomas McMillan (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sunrise Medical Hhg, Inc. (3 from 118 patents)

2. Carefree/scott Fetzer Company (2 from 43 patents)

3. Sunrise Medical (us) LLC (1 from 21 patents)


6 patents:

1. 11821212 - Drop canopy with screen

2. 10151116 - Awning canopy assembly

3. 8197009 - Wheelchair seatback with two-point mounting hardware

4. 7857394 - Wheelchair seat back with two-point mounting hardware

5. 6059370 - Wheelchair seat back pelvic support system

6. 6033025 - Notched support pads for cushioning wheelchair seatback

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as of
12/9/2025
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