HS

Heinrich Stukenkemper

FA Faber-Castell Ag: 11 patents #2 of 37Top 6%
RK Rotring International Gmbh & Co. Kg: 2 patents #2 of 8Top 25%
A& A.W. Faber-Castell Unternehmensverwaltung Gmbh &: 1 patents #5 of 12Top 45%
SL Sanford Limited: 1 patents #10 of 23Top 45%
📍 Castrop-Rauxel, DE: #2 of 134 inventorsTop 2%
Overall (All Time): #295,567 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
D898826 Writing instrument 2020-10-13
9364062 Case 2016-06-14
D692487 Cap for a writing utensil 2013-10-29
D645083 Writing instrument 2011-09-13
D641042 Writing implement 2011-07-05
D633943 Writing instrument 2011-03-08
D631915 Eraser 2011-02-01
D628241 Writing instrument 2010-11-30
7828138 Case 2010-11-09
D624592 Sharpener/eraser 2010-09-28
D622319 Sharpener 2010-08-24
D621875 Writing implement 2010-08-17
D446242 Writing instrument 2001-08-07
D414203 Fountain pen 1999-09-21
D412183 Ball point pen 1999-07-20
D366904 Pencil tray 1996-02-06