US 12,220,928 B2
Drop placement analyzer for inkjet printing system
Eashwer Chandra Vidhya Sagar Kollata, Fremont, CA (US); Gregory Lewis, Mountain View, CA (US); and Alexander Sou-Kang Ko, Santa Clara, CA (US)
Assigned to Kateeva, Inc., Newark, CA (US)
Filed by Kateeva, Inc., Newark, CA (US)
Filed on Aug. 15, 2022, as Appl. No. 17/819,756.
Claims priority of provisional application 63/260,641, filed on Aug. 27, 2021.
Prior Publication US 2023/0062927 A1, Mar. 2, 2023
Int. Cl. B41J 2/045 (2006.01); B41J 25/00 (2006.01); G01B 11/00 (2006.01)
CPC B41J 25/00 (2013.01) [B41J 2/04505 (2013.01); B41J 2/04558 (2013.01); G01B 11/002 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An inkjet printer, comprising:
a processing table;
a printhead coupled to a printhead support disposed over the processing table; and
a drop placement analyzer with a film support that has an opaque, optically non-interfering surface for photography of drops disposed on a film, supported by the film support.