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

Richard D. Harvey — 11 Patents

GPGrain Processing: 11 patents #5 of 87Top 6%
Muscatine, IA: #13 of 197 inventorsTop 7%
Iowa: #1,361 of 15,303 inventorsTop 9%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Richard D. Harvey has been granted 11 US patents while listed as an inventor at Grain Processing. The first was granted in 1980 and the most recent in December 2004. Richard D. Harvey ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Richard D. Harvey in Muscatine, IA, US.

Patents per Year

Patents granted per year, 1980 to 2004Bar chart with a peak of 3 patents in 1986.peak 31980: 1 patents19801981: 1 patents19811983: 1 patents19831985: 2 patents19851986: 3 patents19861989: 1 patents19892003: 1 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6835282 Paper web with pre-flocculated filler incorporated therein Stuart W. Mabee, James Michael Crandall 2004-12-28
6602389 Process for treating a fibrous slurry of coated broke Stuart W. Mabee, James Michael Crandall 2003-08-05
4799964 Preparation of filler compositions for paper Robert E. Klem 1989-01-24
4622299 Production of high D.E. syrups Paul R. Witt 1986-11-11
4579944 Derivatization of starch Roger McPherson 1986-04-01
4566910 Starch phosphates and amphoteric starch phosphates E. Daniel Hubbard, Mark L. Hogen 1986-01-28
4554021 Preparation of a cationic starch paste E. Daniel Hubbard, Robert A. Meintrup 1985-11-19
4517022 Starch production from corn 1985-05-14
4373099 Continuous process for preparation of a thinned cationic starch paste E. Daniel Hubbard 1983-02-08
4279658 Chemical-mechanical starch conversion Thomas L. Gallaher, Raymond L. Mullikin, Thomas L. Small 1981-07-21
4241183 Starch liquefaction process Paul R. Witt 1980-12-23