Growing community of inventors

Wokingham, United Kingdom

Leonard Sim

Average Co-Inventor Count = 2.14

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 = 147

Leonard SimChristopher Butler (4 patents)Leonard SimChristopher Bayne (4 patents)Leonard SimLeonard Sim (5 patents)Christopher ButlerChristopher Butler (5 patents)Christopher BayneChristopher Bayne (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lo-q, Plc (5 from 7 patents)

2. Accesso Technology Group Plc (7 patents)


5 patents:

1. 10198699 - Reservation management system and method

2. 10062234 - System for regulating access to a resource

3. 8779889 - System for regulating access to a resource

4. 8606605 - Reservation management system and method

5. 6529786 - Queue management system

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as of
12/26/2025
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