Growing community of inventors

Hanover Park, IL, United States of America

Charles B Hartfelder

Average Co-Inventor Count = 5.51

ph-index = 8

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 = 216

Charles B HartfelderKyle Thomas Kestner (19 patents)Charles B HartfelderLoren Jay Veltrop (12 patents)Charles B HartfelderZachary N McCoy (11 patents)Charles B HartfelderChristopher B Lyons, Jr (9 patents)Charles B HartfelderScott R Hammac (8 patents)Charles B HartfelderRichard Bauer (8 patents)Charles B HartfelderMark E Fastabend (8 patents)Charles B HartfelderEugene Stanley Maslana (8 patents)Charles B HartfelderAleksandr Yazvin (8 patents)Charles B HartfelderKarl Ronald Heinze (8 patents)Charles B HartfelderFrank Anthony Agnello (8 patents)Charles B HartfelderChristine Suen Laub (8 patents)Charles B HartfelderDennis Malkowski (8 patents)Charles B HartfelderSean Forrest (8 patents)Charles B HartfelderMatthew Adomaitis (8 patents)Charles B HartfelderEloy Cerda (8 patents)Charles B HartfelderLaurence A Schoell (8 patents)Charles B HartfelderBrian J Truesdale (8 patents)Charles B HartfelderCalvin States Nelson (8 patents)Charles B HartfelderZoran Ulicevic (8 patents)Charles B HartfelderJack Guasta (4 patents)Charles B HartfelderJeffrey Schroeder (3 patents)Charles B HartfelderChristopher B Lyons (2 patents)Charles B HartfelderRichard Lowell Thorne (1 patent)Charles B HartfelderCharles B Hartfelder (23 patents)Kyle Thomas KestnerKyle Thomas Kestner (39 patents)Loren Jay VeltropLoren Jay Veltrop (97 patents)Zachary N McCoyZachary N McCoy (11 patents)Christopher B Lyons, JrChristopher B Lyons, Jr (10 patents)Scott R HammacScott R Hammac (27 patents)Richard BauerRichard Bauer (25 patents)Mark E FastabendMark E Fastabend (25 patents)Eugene Stanley MaslanaEugene Stanley Maslana (21 patents)Aleksandr YazvinAleksandr Yazvin (21 patents)Karl Ronald HeinzeKarl Ronald Heinze (20 patents)Frank Anthony AgnelloFrank Anthony Agnello (17 patents)Christine Suen LaubChristine Suen Laub (16 patents)Dennis MalkowskiDennis Malkowski (14 patents)Sean ForrestSean Forrest (13 patents)Matthew AdomaitisMatthew Adomaitis (9 patents)Eloy CerdaEloy Cerda (9 patents)Laurence A SchoellLaurence A Schoell (9 patents)Brian J TruesdaleBrian J Truesdale (8 patents)Calvin States NelsonCalvin States Nelson (8 patents)Zoran UlicevicZoran Ulicevic (8 patents)Jack GuastaJack Guasta (11 patents)Jeffrey SchroederJeffrey Schroeder (3 patents)Christopher B LyonsChristopher B Lyons (6 patents)Richard Lowell ThorneRichard Lowell Thorne (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Prince Castle Inc. (20 from 163 patents)

2. Marmon Foodservice Technologies, Inc. (3 from 79 patents)


23 patents:

1. D1064814 - Food holding bin

2. D1020455 - Food holding bin

3. 11771264 - Multi-zone food holding bin

4. 10852002 - Multi-zone food holding bin

5. 10841981 - Multi-zone food holding bin

6. D872573 - Food holding bin

7. 10512363 - Multi-zone food holding bin

8. 10494182 - Conveyor belt slat with side carrier connection

9. 10494183 - Conveyor belt slat with side carrier connection

10. 10492641 - Multi-zone food holding bin

11. 10486908 - Conveyor belt slat with side carrier connection

12. 10308433 - Conveyor belt slat with side carrier connection

13. 10273089 - Conveyor belt slat

14. 10173844 - Conveyor belt link with coupling mechanism

15. 9976750 - Multi-zone food holding bin

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as of
12/6/2025
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