Growing community of inventors

Singapore, Singapore

Sivamurugan Vajiravelu

Average Co-Inventor Count = 2.09

ph-index = 1

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 = 0

Sivamurugan Vajiravelu ↔ Roxana Barbieru (3 patents)Sivamurugan Vajiravelu ↔ Wei Tian Loh (2 patents)Sivamurugan Vajiravelu ↔ Say Wan Yong (1 patent)Sivamurugan Vajiravelu ↔ Ravi Vedarethinam (1 patent)Sivamurugan VajiraveluSivamurugan Vajiravelu (4 patents)Roxana BarbieruRoxana Barbieru (8 patents)Wei Tian LohWei Tian Loh (3 patents)Say Wan YongSay Wan Yong (1 patent)Ravi VedarethinamRavi Vedarethinam (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dystar Colours Distribution Gmbh (4 from 26 patents)


4 patents:

1. 9745474 - Acid dyes, process for the production thereof and their use

2. 9725597 - Acid dyes, process for the production thereof and their use

3. 9714347 - Metal free acid dyes, process for the production thereof and their use

4. 9624376 - Acid dyes, process for the production thereof and their use

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as of
12/11/2025
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