GS

Gerrit Jan Stegeman

PB Plasticum Netherlands B.V.: 3 patents #1 of 5Top 20%
Overall (2016): #73,025 of 481,213Top 20%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9511906 Closure with tamper-evident strip having bent end portions Jan van Alfen, Shi Ming Pun, Sebastiaan Wilhelmus Josephus Den Boer 2016-12-06
9409680 Tamper evident closure Jan van Alfen, Shi Ming Pun, Sebastiaan Wilhelmus Josephus Den Boer 2016-08-09
9340335 Closure assembly with valve and method for its manufacturing Lenny Marita Ellenkamp-Van Olst, Sebastiaan Wilhelmus Josephus Den Boer, Jan van Alfen 2016-05-17