Growing community of inventors

Charlotte, NC, United States of America

Mark Shafer

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 28

Mark ShaferDavid P Christianson (1 patent)Mark ShaferBrian Wiese (1 patent)Mark ShaferMark Shafer (1 patent)David P ChristiansonDavid P Christianson (18 patents)Brian WieseBrian Wiese (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Checkpoint Systems, Inc. (1 from 310 patents)


1 patent:

1. 8941495 - Wireless shelf pusher activity detection system and associated methods

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/7/2025
Loading…