Assignee
SOFTARD IND CO LTD
JP·10 granted patents·116 citations·filing 1994–2016
Top patents by PatentIndex Score
10 records- 0189US7959870B2Separator and unloading deviceSOFTARD IND CO LTD·Filed 2009·Granted Jun 14, 2011·25 cites·6 claims
- 0270US6203766B1Dumping device of catalyst inside reactor and dumping method using the sameSOFTARD IND CO LTD·Filed 1999·Granted Mar 20, 2001·37 cites·9 claims
- 0365US5585075ACatalyst loading structure and a loading method for a reactorSOFTARD IND CO LTD·Filed 1994·Granted Dec 17, 1996·25 cites·13 claims
- 0460US6814945B2Dumping device of catalyst inside reactor and dumping method using the sameSOFTARD IND CO LTD·Filed 2001·Granted Nov 9, 2004·4 cites·1 claims
- 0556US6273102B1Method of cleaning and maintaining petroleum refining plantsSOFTARD IND CO LTD·Filed 1999·Granted Aug 14, 2001·18 cites·7 claims
- 0652US9586189B2Catalyst loading device and catalyst loading methodSOFTARD IND CO LTD·Filed 2016·Granted Mar 7, 2017·0 cites·8 claims
- 0746US7112311B2Cooling method of hydrotreating plant and cooling unit thereforSOFTARD IND CO LTD·Filed 2001·Granted Sep 26, 2006·3 cites·12 claims
- 0846US6702903B2Washing method of petroleum equipment and washing solution for use with the methodSOFTARD IND CO LTD·Filed 2002·Granted Mar 9, 2004·4 cites·16 claims
- 0929US10130978B2Cleaning method of oil tank and cleaning device of sameSOFTARD IND CO LTD·Filed 2015·Granted Nov 20, 2018·0 cites·7 claims
- 1027US5736108ARefrigerant unit in hydrogen treating plantSOFTARD IND CO LTD·Filed 1996·Granted Apr 7, 1998·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when SOFTARD IND CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →