Growing community of inventors

Surrey, Canada

Dennis James Espey

Average Co-Inventor Count = 2.00

ph-index = 5

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 = 118

Dennis James EspeyJon Siann (7 patents)Dennis James EspeyDennis James Espey (7 patents)Jon SiannJon Siann (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Axis Ab (5 from 877 patents)

2. Micropower Technologies, Inc. (2 from 6 patents)


7 patents:

1. 11589009 - Wireless network camera systems

2. 10834362 - Wireless network camera systems

3. 10326965 - Wireless network camera systems

4. 9640053 - Wireless network camera systems

5. 9589434 - Wireless network camera systems

6. 8121078 - Wireless network camera systems

7. 8050206 - Wireless network camera systems

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as of
12/11/2025
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