Douglas J Barker

26 Patents

• US123765452025

  Maize Hybrid X13V221

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123642262025

  Maize Hybrid X00V057

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123569242025

  Maize Hybrid X00V010

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123569252025

  Maize Hybrid X85R250

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123569262025

  Maize Hybrid X13V216

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123496472025

  Maize Hybrid X03V419

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123427832025

  Maize Hybrid X08V885

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123364782025

  Maize Hybrid X80V616

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123364802025

  Maize Hybrid X18R513

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123178262025

  Maize Hybrid X08V060

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US123028262025

  Maize Hybrid X08V072

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122953202025

  Maize Hybrid X90V903

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122795802025

  Maize Hybrid X08V879

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122681532025

  Maize Hybrid X03V403

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122681542025

  Maize Hybrid X08V047

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122681552025

  Maize Hybrid X08V056

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122681562025

  Maize Hybrid X13V217

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122626772025

  Maize Hybrid X80V617

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122566992025

  Maize Hybrid X85R249

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122567002025

  Maize Hybrid X05V410

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122567012025

  Maize Hybrid X95V294

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US122509142025

  Maize Hybrid X90V901

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US121856882025

  Maize Hybrid X95V284

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US121856892025

  Maize Hybrid X95V293

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US121711812024

  Maize Hybrid X90V902

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites
• US121711822024

  Maize Hybrid X03V416

  PIONEER HI-BRED INTERNATIONAL, Inc.

  0 cites