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Rugeley, United Kingdom

David Butler

Average Co-Inventor Count = 4.07

ph-index = 6

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 = 117

David ButlerJoseph Frank Scalisi (8 patents)David ButlerDesiree C Mejia (6 patents)David ButlerRoger B Anderson (5 patents)David ButlerMichael L Beydler (4 patents)David ButlerDavid M Morse (2 patents)David ButlerLawrence E Hecox (1 patent)David ButlerDavid Butler (8 patents)Joseph Frank ScalisiJoseph Frank Scalisi (199 patents)Desiree C MejiaDesiree C Mejia (54 patents)Roger B AndersonRoger B Anderson (8 patents)Michael L BeydlerMichael L Beydler (17 patents)David M MorseDavid M Morse (20 patents)Lawrence E HecoxLawrence E Hecox (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Location Based Technologies, Inc. (7 from 29 patents)

2. Other (1 from 832,812 patents)


8 patents:

1. 9111189 - Apparatus and method for manufacturing an electronic package

2. 8774827 - Apparatus and method for generating position fix of a tracking device in accordance with a subscriber service usage profile to conserve tracking device power

3. 8542113 - Apparatus and method for determining location and tracking coordinates of a tracking device

4. 8421618 - Apparatus and method for determining location and tracking coordinates of a tracking device

5. 8421619 - Apparatus and method for determining location and tracking coordinates of a tracking device

6. 8102256 - Apparatus and method for determining location and tracking coordinates of a tracking device

7. 7333796 - Wireless telephone service

8. 7005963 - Call receiving method and apparatus having two-way text messaging and automatic retrieval of call numbers making calls to apparatus

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as of
12/20/2025
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