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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WG

William G. Grutter — 5 Patents

ABApv Baker: 1 patents #2 of 21Top 10%
BUBurford: 1 patents #10 of 13Top 80%
Grand Rapids, MI: #371 of 1,824 inventorsTop 25%
Michigan: #18,552 of 86,293 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
William G. Grutter has been granted 5 US patents while listed as an inventor at Apv Baker. The first was granted in 1980 and the most recent in August 2003. William G. Grutter ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list William G. Grutter in Grand Rapids, MI, US.

Patents per Year

Patents granted per year, 1980 to 2003Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801984: 1 patents19841988: 1 patents19881989: 1 patents19892003: 1 patents2003

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6601366 Tag insertion device for a bag tyer 2003-08-05
4832502 Agitation supporting and driving means for commercial food mixers and the like Paul J. Koepnick 1989-05-23
4767214 Mixer for baking doughs and the like Harry A. Fischer 1988-08-30
4489874 Pallet manufacturing machine Joel G. Worst, Walter C. Bramer 1984-12-25
4221246 Floor joist machine 1980-09-09