Assignee
GRUNAU CO INC
US·5 granted patents·219 citations·filing 1975–1998
Top patents by PatentIndex Score
5 records- 0193US4282413ALiquid flow indicatorGRUNAU CO INC·Filed 1979·Granted Aug 4, 1981·49 cites·8 claims
- 0288US4015665AConcealed sprinkler headGRUNAU CO INC·Filed 1975·Granted Apr 5, 1977·73 cites·3 claims
- 0386US4105076AConcealed sprinkler headGRUNAU CO INC·Filed 1976·Granted Aug 8, 1978·64 cites·25 claims
- 0451US6059046ALow pressure carbon dioxide fire protection system for semiconductor fabrication facilityGRUNAU CO INC·Filed 1998·Granted May 9, 2000·22 cites·11 claims
- 0542US4662455ASprinkler headGRUNAU CO INC·Filed 1985·Granted May 5, 1987·11 cites·6 claims
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