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Leroy D. Gray

Seattle, WA: #10,473 of 21,776 inventorsTop 50%

Washington: #35,300 of 76,902 inventorsTop 50%

Overall (All Time): #2,281,433 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5558823	Method for forming walls	—	1996-09-24
5554392	Apparatus for forming walls	—	1996-09-10