Assignee
TOYO PULP CO LTD
JP·5 granted patents·125 citations·filing 1974–1979
Top patents by PatentIndex Score
5 records- 0187US4045279AProcess for the manufacture of pulp using sodium carbonate and oxygenTOYO PULP CO LTD·Filed 1976·Granted Aug 30, 1977·33 cites·5 claims
- 0286US4274913AProcess for producing alkali pulpTOYO PULP CO LTD·Filed 1979·Granted Jun 23, 1981·48 cites·11 claims
- 0372US4000264AMethod of recovering sodium hydroxide from sulfur free pulping or bleaching waste liquor by mixing ferric oxide with condensed waste liquor prior to burningTOYO PULP CO LTD·Filed 1974·Granted Dec 28, 1976·17 cites·4 claims
- 0464US4184526ADisc-shaped chipper with detachable cutting membersTOYO PULP CO LTD·Filed 1977·Granted Jan 22, 1980·17 cites·6 claims
- 0549US4161972AApparatus for producing chips from logs of timberTOYO PULP CO LTD·Filed 1975·Granted Jul 24, 1979·10 cites·20 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →