Growing community of inventors

Fremont, CA, United States of America

David N Sprague

Average Co-Inventor Count = 5.60

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 = 78

David N SpragueBradley W Rice (3 patents)David N SpragueMichael D Cable (3 patents)David N SpragueMichael Bo Nelson (3 patents)David N SpragueDavid G Nilson (2 patents)David N SpragueChristopher A Rasco (2 patents)David N SpragueRick Dalgetty (2 patents)David N SpragueDavid N Sprague (3 patents)Bradley W RiceBradley W Rice (42 patents)Michael D CableMichael D Cable (30 patents)Michael Bo NelsonMichael Bo Nelson (10 patents)David G NilsonDavid G Nilson (29 patents)Christopher A RascoChristopher A Rasco (3 patents)Rick DalgettyRick Dalgetty (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xenogen Corporation (3 from 67 patents)


3 patents:

1. 7949383 - Imaging apparatus with selectable moveable stage

2. 6901279 - Imaging apparatus

3. 6775567 - Imaging apparatus

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as of
1/17/2026
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