RE

Roelof H. Everhardus

OB Oce-Nederland B.V.: 4 patents #10 of 308Top 4%
OB Oce-Technologies B.V.: 4 patents #41 of 516Top 8%
📍 Lomm, NL: #1 of 3 inventorsTop 35%
Overall (All Time): #644,022 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9790380 Ink composition Michael T.J. VERHEGGEN, Antonius P. M. M. Van Roy 2017-10-17
7084190 Meltable ink composition Erik Kelderman, Marcus Petrus Leonardus Huinck, Danny Hendricks, Rudolf Antonius Maria Venderbosch, Richard Hendrikus Gerrit Brinkhuis 2006-08-01
6280510 Ink composition for a meltable ink Erik Kelderman, Nicolina Margriet Kortenhoeven 2001-08-28
6071986 Ink composition for a meltable ink Ronald Groothuijse, Erik Kelderman, Clemens T. Weijkamp 2000-06-06
4739591 Method for producing a screened layer for an electrophotographic element Hubertus G. Eggels, Ronald Berkhout 1988-04-26
4629671 Charge-transporting compounds and photoconductive elements provided with such charge-transporting compounds Wilhelmus J. Bouts, Johannes J. M. Brands 1986-12-16
4587193 Copying process with patterned charge injection into charge transport layer Theodorus J. H. Siebers, Martinus B. G. M. Biermans 1986-05-06
4543310 Electrophotographic element and photocopying process making use of certain 4-[bis-phenylamino]benzaldehyde azines Gerard J. E. H. van Lomm 1985-09-24