Assignee
NORTH JOHN W
5 granted patents·145 citations·filing 1974–1980
Top patents by PatentIndex Score
5 records- 0196US4274825AProcess and apparatus for producing cellulated vitreous refractory material in prescribed shapes and products therefromNORTH JOHN W·Filed 1979·Granted Jun 23, 1981·45 cites·33 claims
- 0296US4212635AProcess and apparatus for producing cellulated vitreous refractory material in prescribed shapes and products therefromNORTH JOHN W·Filed 1978·Granted Jul 15, 1980·37 cites·11 claims
- 0388US4190416AProcess and apparatus for producing cellulated vitreous refractory material in prescribed shapes and products therefromNORTH JOHN W·Filed 1978·Granted Feb 26, 1980·22 cites·22 claims
- 0482US4297309AProcess of using and products from fume amorphous silica particulatesNORTH JOHN W·Filed 1980·Granted Oct 27, 1981·39 cites·45 claims
- 0528US3967970ACelluation method and productNORTH JOHN W·Filed 1974·Granted Jul 6, 1976·2 cites·7 claims
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