Assignee
ARK INC
US·14 granted patents·111 citations·filing 1975–2019
Top patents by PatentIndex Score
14 records- 0163US5151077AMethod and apparatus for perforating materialARK INC·Filed 1991·Granted Sep 29, 1992·29 cites·14 claims
- 0261US5290027AArticle positioning apparatus and method for positioning an articleARK INC·Filed 1992·Granted Mar 1, 1994·18 cites·15 claims
- 0358US5098079AApparatus for stacking pieces of limp materialARK INC·Filed 1990·Granted Mar 24, 1992·14 cites·10 claims
- 0454US5040778AApparatus for automatically inverting workpieces of limp sheet materialARK INC·Filed 1990·Granted Aug 20, 1991·12 cites·20 claims
- 0545US5046712AApparatus for handling workpieces of limp sheet materialARK INC·Filed 1990·Granted Sep 10, 1991·8 cites·8 claims
- 0641US12133685B2Coaxial non-mydriatic multispectral fundus camera using near-infrared ray illumination source and visible ray illumination sourceARK INC·Filed 2019·Granted Nov 5, 2024·0 cites·10 claims
- 0739US12165313B2Deep learning architecture system for automatic fundus image reading and automatic fundus image reading method using deep learning architecture systemARK INC·Filed 2019·Granted Dec 10, 2024·0 cites·11 claims
- 0839US5174558AAutomatic feeder for workpieces of limp materialARK INC·Filed 1991·Granted Dec 29, 1992·3 cites·6 claims
- 0939US5167406AApparatus for automatically inverting workpieces of limp sheet materialARK INC·Filed 1991·Granted Dec 1, 1992·6 cites·10 claims
- 1039US5082267AAutomatic feeder for workpieces of limp materialARK INC·Filed 1989·Granted Jan 21, 1992·5 cites·4 claims
- 1135US5314178AAutomatic feeder for workpieces of limp materialARK INC·Filed 1992·Granted May 24, 1994·5 cites·22 claims
- 1231US5622361AMethod of and apparatus for separating and feeding workpieces of limp material from a stack thereofARK INC·Filed 1995·Granted Apr 22, 1997·3 cites·18 claims
- 1331US3965337AApparatus for monitoring dispensed fluidARK INC·Filed 1975·Granted Jun 22, 1976·5 cites·3 claims
- 1427US5499564AMethod and apparatus for forming a spreadARK INC·Filed 1994·Granted Mar 19, 1996·3 cites·24 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →