Growing community of inventors

Amana, IA, United States of America

Lawrence J Ertz

Average Co-Inventor Count = 2.95

ph-index = 15

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 = 575

Lawrence J ErtzChad Jonathan Rotter (14 patents)Lawrence J ErtzBruce A Kopf (13 patents)Lawrence J ErtzMichael Allen Bowen (12 patents)Lawrence J ErtzDean A Martin (11 patents)Lawrence J ErtzScott William Leimkuehler (11 patents)Lawrence J ErtzBarry E Tuller (2 patents)Lawrence J ErtzTodd E Kniffen (2 patents)Lawrence J ErtzTodd J Tunzi (2 patents)Lawrence J ErtzGregg C Montgomery (2 patents)Lawrence J ErtzRobert S Huff (2 patents)Lawrence J ErtzJon J Freesmeier (2 patents)Lawrence J ErtzSteven M Haring (2 patents)Lawrence J ErtzNorman B Davis (2 patents)Lawrence J ErtzDouglas V Montgomery (2 patents)Lawrence J ErtzPawan Mansukhlal Gandhi (2 patents)Lawrence J ErtzDavid Allen Stauffer (1 patent)Lawrence J ErtzDouglas A Heims (1 patent)Lawrence J ErtzJonathan J Tiemeier (1 patent)Lawrence J ErtzClint Collins (1 patent)Lawrence J ErtzMichael A Bowen, Jr (1 patent)Lawrence J ErtzLawrence J Ertz (27 patents)Chad Jonathan RotterChad Jonathan Rotter (92 patents)Bruce A KopfBruce A Kopf (27 patents)Michael Allen BowenMichael Allen Bowen (17 patents)Dean A MartinDean A Martin (64 patents)Scott William LeimkuehlerScott William Leimkuehler (47 patents)Barry E TullerBarry E Tuller (83 patents)Todd E KniffenTodd E Kniffen (29 patents)Todd J TunziTodd J Tunzi (18 patents)Gregg C MontgomeryGregg C Montgomery (17 patents)Robert S HuffRobert S Huff (9 patents)Jon J FreesmeierJon J Freesmeier (6 patents)Steven M HaringSteven M Haring (4 patents)Norman B DavisNorman B Davis (3 patents)Douglas V MontgomeryDouglas V Montgomery (3 patents)Pawan Mansukhlal GandhiPawan Mansukhlal Gandhi (2 patents)David Allen StaufferDavid Allen Stauffer (33 patents)Douglas A HeimsDouglas A Heims (6 patents)Jonathan J TiemeierJonathan J Tiemeier (6 patents)Clint CollinsClint Collins (5 patents)Michael A Bowen, JrMichael A Bowen, Jr (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Whirlpool Corporation (15 from 5,955 patents)

2. Maytag Corporation (10 from 741 patents)

3. Amana Refrigeration, Inc. (2 from 82 patents)


27 patents:

1. 11719479 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

2. 11098941 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

3. 10107539 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

4. 9423167 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

5. 8844311 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

6. D694295 - In-door ice chute

7. 8562089 - Refrigerator shelf retainer and divider assembly for tall packages

8. 8474928 - Articulated freezer drawers

9. 8231190 - Articulated freezer drawers

10. 8020949 - Kitchen appliance having floating glass panel

11. 7980089 - Refrigerator with a water and ice dispenser having an improved ice chute air seal

12. 7770985 - Kitchen appliance having floating glass panel

13. 7703297 - Refrigerator with a water and ice dispenser having a motorized chute extension door

14. 7617698 - Refrigerator with a water and ice dispenser having a lighted dispenser target ring

15. 7587910 - Refrigerator with a water and ice dispenser having a sloped dispensing cavity

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as of
1/5/2026
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