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Inventor

O'CALLAGHAN JOHN

US12 patents
⚠️ This page may combine multiple inventors who share the name “O'CALLAGHAN JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OUTOTEC FINLAND OY

4 patents
US10669608B2Jun 2, 2020

Process for recovering gold

OUTOTEC FINLAND OY4 citations66
US10907237B2Feb 2, 2021

Method for recovering gold

OUTOTEC FINLAND OY0 citations45
US9920396B2Mar 20, 2018

Top-entry flash vessel arrangement

OUTOTEC FINLAND OY0 citations40
US10323295B2Jun 18, 2019

Energy and water recovery from pressure oxidation flash vessel steam

OUTOTEC FINLAND OY0 citations32

H4 ENG INC

2 patents
US9160899B1Oct 13, 2015

Feedback and manual remote control system and method for automatic video recording

H4 ENG INC17 citations92
US8704904B2Apr 22, 2014

Portable system for high quality video recording

H4 ENG INC23 citations92

BELL & HOWELL CO

1 patent
US5503388AApr 2, 1996

Buffered stacker

BELL & HOWELL CO33 citations91

ALLIANCE PERIPHERAL SYSTEMS IN

1 patent
US5769705AJun 23, 1998

Thermostatically controlled enclosure for temperature sensitive equipment

ALLIANCE PERIPHERAL SYSTEMS IN36 citations88

GLAXO WELLCOME INC

1 patent
US6281367B1Aug 28, 2001

Process for the synthesis of HIV protease inhibitors

GLAXO WELLCOME INC14 citations66

UNIV COLLEGE CORK NAT UNIV IE

1 patent
US7560234B2Jul 14, 2009

Detection of ochratoxin A producing fungi

UNIV COLLEGE CORK NAT UNIV IE3 citations58

BOWE BELL & HOWELL POSTAGE SYS

1 patent
US6949710B2Sep 27, 2005

Mail weighing system and scale apparatus

BOWE BELL & HOWELL POSTAGE SYS3 citations54

WMC RESOURCES LTD

1 patent
US7727496B2Jun 1, 2010

Solvent extraction of impurity metals from a valuable metal sulphate solution

WMC RESOURCES LTD0 citations42