Growing community of inventors

Columbus, IN, United States of America

Mark A Verplank

Average Co-Inventor Count = 7.00

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 = 3

Mark A Verplank ↔ Robert L King (1 patent)Mark A Verplank ↔ Robert J Schmitt, Jr (1 patent)Mark A Verplank ↔ Yakov G Soskind (1 patent)Mark A Verplank ↔ Richard J Smaglick (1 patent)Mark A Verplank ↔ Frank Paul Kace, Jr (1 patent)Mark A Verplank ↔ Douglas A Waltrip (1 patent)Mark A Verplank ↔ Frank Paul Kace (1 patent)Mark A Verplank ↔ Robert J Schmitt (1 patent)Mark A Verplank ↔ Richard J Smaglick (1 patent)Mark A VerplankMark A Verplank (1 patent)Robert L KingRobert L King (27 patents)Robert J Schmitt, JrRobert J Schmitt, Jr (9 patents)Yakov G SoskindYakov G Soskind (2 patents)Richard J SmaglickRichard J Smaglick (1 patent)Frank Paul Kace, JrFrank Paul Kace, Jr (1 patent)Douglas A WaltripDouglas A Waltrip (1 patent)Frank Paul KaceFrank Paul Kace (1 patent)Robert J SchmittRobert J Schmitt (1 patent)Richard J SmaglickRichard J Smaglick (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Valeo Sylvania L.c.c. (1 from 42 patents)

2. Osram Sylvania Inc. (1,452 patents)


1 patent:

1. 5993034 - Lamp reflector for use with gaseous discharge lighting

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as of
1/12/2026
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