JA

Jan van Alfen

PB Plasticum Netherlands B.V.: 3 patents #1 of 5Top 20%
📍 Nijmegen, NL: #8 of 90 inventorsTop 9%
Overall (2016): #69,576 of 481,213Top 15%
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 Shi Ming Pun, Sebastiaan Wilhelmus Josephus Den Boer, Gerrit Jan Stegeman 2016-12-06
9409680 Tamper evident closure Shi Ming Pun, Sebastiaan Wilhelmus Josephus Den Boer, Gerrit Jan Stegeman 2016-08-09
9340335 Closure assembly with valve and method for its manufacturing Lenny Marita Ellenkamp-Van Olst, Sebastiaan Wilhelmus Josephus Den Boer, Gerrit Jan Stegeman 2016-05-17