Growing community of inventors

Grand Rapids, MI, United States of America

Daniel L Koltak

Average Co-Inventor Count = 4.00

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 = 47

Daniel L Koltak ↔ David E McDowell (1 patent)Daniel L Koltak ↔ Henry J Rosendall (1 patent)Daniel L Koltak ↔ Michael R Blase (1 patent)Daniel L KoltakDaniel L Koltak (1 patent)David E McDowellDavid E McDowell (21 patents)Henry J RosendallHenry J Rosendall (20 patents)Michael R BlaseMichael R Blase (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bissell Inc. (1 from 415 patents)


1 patent:

1. 4910828 - Cleaning apparatus

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12/17/2025
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