Growing community of inventors

Toronto, Canada

Calvin K Ma

Average Co-Inventor Count = 3.00

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 = 3

Calvin K MaDamon Langlois (3 patents)Calvin K MaDavid Kenneth Hilderman (3 patents)Calvin K MaCalvin K Ma (3 patents)Damon LangloisDamon Langlois (13 patents)David Kenneth HildermanDavid Kenneth Hilderman (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Tc Group A/s (3 from 22 patents)


3 patents:

1. 9288563 - Microphone stand mounting brackets

2. 9179208 - Microphone stand mounting brackets

3. 8718311 - Microphone stand mounting brackets

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/20/2025
Loading…