Growing community of inventors

Longmont, CO, United States of America

Sy Tran

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 20

Sy Tran ↔ Thomas J Whelan (2 patents)Sy Tran ↔ James L Christofferson (2 patents)Sy Tran ↔ Vincent J Frerich (2 patents)Sy Tran ↔ James M Koerlin (1 patent)Sy TranSy Tran (2 patents)Thomas J WhelanThomas J Whelan (19 patents)James L ChristoffersonJames L Christofferson (9 patents)Vincent J FrerichVincent J Frerich (6 patents)James M KoerlinJames M Koerlin (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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

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


2 patents:

1. 8197009 - Wheelchair seatback with two-point mounting hardware

2. 7857394 - Wheelchair seat back with two-point mounting hardware

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idiyas.com
as of
12/10/2025
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