Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DC

Daryl E. Crawmer

RWRegal Ware: 2 patents #4 of 18Top 25%
Fall River, WI: #1 of 12 inventorsTop 9%
Wisconsin: #9,054 of 40,088 inventorsTop 25%
Overall (All Time): #991,508 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9611531 Textured spray coatings for decorative and functional surfaces and method of applying same 2017-04-04
6897402 Plasma-arc spray anode and gun body 2005-05-24
6080496 Method for a coating cooking vessel Charles J. Hupf, Leonard C. Brumbaugh 2000-06-27
5670216 Cooking untensil, intermediate layer for non-stick coating of a cooking untensil, and method Albert Charley Oak, Leonard C. Brumbaugh 1997-09-23
5444209 Dimensionally stable subsonic plasma arc spray gun with long wearing electrodes Ray W. Selby 1995-08-22