DP

David Bruce Parker

ST Soilgenic Technologies: 5 patents #4 of 10Top 40%
Overall (All Time): #230,600 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12358847 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2025-07-15
12344568 Compositions and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2025-07-01
12116325 Increased longevity of the nitrogen content of soil through improved liquid delivery formulations of nitrification inhibitors designed for urea and manure based fertilizers Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2024-10-15
12017969 Compositions and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2024-06-25
12017968 Compositions and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2024-06-25
11365160 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2022-06-21
11312667 Compositions and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2022-04-26
11198653 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2021-12-14
11021414 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2021-06-01
11001537 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2021-05-11
10974999 Increased longevity of the nitrogen content of soil through improved liquid delivery formulations of nitrification inhibitors designed for urea and manure based fertilizers Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2021-04-13
10633300 Compositons and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2020-04-28
10597338 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2020-03-24
10329208 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2019-06-25
10301231 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2019-05-28
10221108 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2019-03-05
9732008 Liquid formulations of urease inhibitors for fertilizers Gary David McKnight, Yang Zehni, Ray Perkins, Wei Xu 2017-08-15
9650306 Compositions and methods comprising nitrification inhibitors containing a mixture of protic and aprotic solvent systems Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Raymond Patrick Perkins, Zehui Yang +1 more 2017-05-16
9637420 Increased longevity of the nitrogen content of soil through improved liquid delivery formulations of urease inhibitors and/or nitrification inhibitors designed for urea and manure based fertilizers Gary David McKnight, Randall Linwood Rayborn, Wei Xu, Zehui Yang, Raymond Patrick Perkins +1 more 2017-05-02