Growing community of inventors

Needham, MA, United States of America

John K Chan

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 25

John K ChanLi-Shiang Liang (6 patents)John K ChanLawrence J Salvo (6 patents)John K ChanJoseph D Gifford (6 patents)John K ChanJohn K Chan (6 patents)Li-Shiang LiangLi-Shiang Liang (70 patents)Lawrence J SalvoLawrence J Salvo (20 patents)Joseph D GiffordJoseph D Gifford (18 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Evoqua Water Technologies Pte. Ltd. (5 from 282 patents)

2. Siemens Water Technologies Pte. Ltd. (1 from 63 patents)


6 patents:

1. 9463988 - Electrical purification apparatus having a blocking spacer

2. 9463987 - Methods of making a cell stack for an electrical purification apparatus

3. 9227858 - Electrical purification apparatus

4. 9138689 - Method of providing a source of potable water

5. 8956521 - Electrical purification apparatus having a blocking spacer

6. 8627560 - Methods of making a cell stack for an electrical purification apparatus

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