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USPTO Patent Rankings Data through Dec 31, 2025
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Gilbert K. Chen — 14 Patents

GLGlitsch: 10 patents #2 of 36Top 6%
KCKoch Engineering Company: 4 patents #9 of 50Top 20%
Wichita, KS: #79 of 1,728 inventorsTop 5%
Kansas: #643 of 12,005 inventorsTop 6%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Gilbert K. Chen has been granted 14 US patents while listed as an inventor at Glitsch. The first was granted in 1981 and the most recent in February 1993. Gilbert K. Chen ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Gilbert K. Chen in Wichita, KS, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5188773 Tower packing with small and large louvers and mixing method Robert McKelvy, Jorge A. Bonilla, Don Glaspie, George De Bruyn 1993-02-23 $7,331,000
5185106 Tower packing with small louvers and mixing method Robert McKelvy, Jorge A. Bonilla, Don Glaspie, George De Bruyn 1993-02-09 $3,982,000
5106544 Method of and apparatus for vapor distribution Adam T. Lee, Timothy L. Holmes 1992-04-21 $2,561,000
5080836 Tower packing with small and large louvers Robert McKelvy, Jorge A. Bonilla, Don Glaspie 1992-01-14 $9,474,000
5057250 Tower packing with small louvers Robert McKelvy, Jorge A. Bonilla, Don Glaspie 1991-10-15 $8,639,000
5051214 Double-deck distributor and method of liquid distribution Adam T. Lee, Kuang-Yeu Wu, Gary W. Gage 1991-09-24 $8,971,000
4950430 Structured tower packing Michele Acerra 1990-08-21 $5,558,000
4842778 Apparatus for flow distribution in packed towers Timothy L. Holmes, Augusto Mastrodomenico, Michael J. Binkley 1989-06-27 $4,271,000
4604247 Tower packing material and method B. Layton Kitterman, Donald L. Glaspie, John R. Axe 1986-08-05 $2,334,000
4597916 Method of and apparatus for intermediate lamella vapor liquid contact 1986-07-01 $1,389,000
4427606 Vapor-liquid contact grid Paul M. Nyberg, Matthew J. Buchholz 1984-01-24
4374813 Reverse-jet scrubber apparatus and method Timothy L. Holmes 1983-02-22
4356611 Method of fabricating vapor-liquid contact grid Paul M. Nyberg, Matthew J. Buchholz 1982-11-02
4276242 Vapor-liquid contact grid apparatus Paul M. Nyberg, Matthew J. Buchholz 1981-06-30