WD

William E. Duffett

YB Yoder Brother: 121 patents #4 of 39Top 15%
UN Unknown: 14 patents #423 of 83,584Top 1%
📍 Salinas, CA: #3 of 367 inventorsTop 1%
🗺 California: #1,182 of 386,348 inventorsTop 1%
Overall (All Time): #7,522 of 4,157,543Top 1%
137
Patents All Time

Issued Patents All Time

Showing 126–137 of 137 patents

Patent #TitleCo-InventorsDate
PP4555 Chrysanthemum plant cultivar name: Vanguard Walter H. Jessel, Jr. 1980-06-24
PP4556 Chrysanthemum plant Walter H. Jessel, Jr. 1980-06-24
PP4554 Chrysanthemum plant cultivar name: Radiant Walter H. Jessel, Jr. 1980-06-24
PP4544 Chrysanthemum plant cultivar name: Stripes Jack M. Meek 1980-06-10
PP4531 Chrysanthemum plant Walter H. Jessel, Jr. 1980-05-06
PP4529 Chrysanthemum plant Jack M. Meek 1980-04-29
PP4526 Chrysanthemum plant Jack M. Meek 1980-04-29
PP4517 Chrysanthemum plant Grace H. Mack, Walter H. Jessel, Jr. 1980-04-01
PP4505 Chrysanthemum plant Walter H. Jessel, Jr. 1980-02-26
PP4506 Chrysanthemum plant Walter H. Jessel, Jr. 1980-02-26
PP4494 Chrysanthemum plant Walter H. Jessel, Jr. 1980-01-15
PP4492 Chrysanthemum plant Jack M. Meek 1980-01-08