Growing community of inventors

Letchworth Garden, United Kingdom

Helen Frances Kirby

Average Co-Inventor Count = 8.00

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 = 11

Helen Frances Kirby ↔ Timothy David Jonathan Spink (1 patent)Helen Frances Kirby ↔ Derek J Milton (1 patent)Helen Frances Kirby ↔ Stephen John Abbott (1 patent)Helen Frances Kirby ↔ Malcolm Moodie (1 patent)Helen Frances Kirby ↔ Patrick Leo Hoover (1 patent)Helen Frances Kirby ↔ Eugene J Carle (1 patent)Helen Frances Kirby ↔ Dennis J Reed (1 patent)Helen Frances KirbyHelen Frances Kirby (1 patent)Timothy David Jonathan SpinkTimothy David Jonathan Spink (8 patents)Derek J MiltonDerek J Milton (6 patents)Stephen John AbbottStephen John Abbott (4 patents)Malcolm MoodieMalcolm Moodie (2 patents)Patrick Leo HooverPatrick Leo Hoover (1 patent)Eugene J CarleEugene J Carle (1 patent)Dennis J ReedDennis J Reed (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xerox Corporation (1 from 24,189 patents)


1 patent:

1. 7526215 - Reserve life run-on feature for customer replaceable units

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as of
12/7/2025
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