Growing community of inventors

St. Lambert, Canada

Ching-Yee Ma

Average Co-Inventor Count = 4.00

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 = 16

Ching-Yee Ma ↔ John J Sanderson (1 patent)Ching-Yee Ma ↔ Donald J Tedstone (1 patent)Ching-Yee Ma ↔ Hans H Schaum (1 patent)Ching-Yee MaChing-Yee Ma (1 patent)John J SandersonJohn J Sanderson (5 patents)Donald J TedstoneDonald J Tedstone (2 patents)Hans H SchaumHans H Schaum (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pratt & Whitney Aircraft of Canada Ltd. (1 from 9 patents)


1 patent:

1. 4222703 - Turbine engine with induced pre-swirl at compressor inlet

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as of
12/10/2025
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