Assignee
ROBERTSON CO H H
US·72 granted patents·3,483 citations·filing 1970–1989
Top patents by PatentIndex Score
72 records- 0199US4304083AAnchor element for panel jointROBERTSON CO H H·Filed 1979·Granted Dec 8, 1981·229 cites·7 claims
- 0298US4196554ARoof panel jointROBERTSON CO H H·Filed 1978·Granted Apr 8, 1980·296 cites·6 claims
- 0397US4558544AAdjustable pedestal for elevated floorsROBERTSON CO H H·Filed 1984·Granted Dec 17, 1985·208 cites·20 claims
- 0496US4962622AProfiled sheet metal building unit and method for making the sameROBERTSON CO H H·Filed 1989·Granted Oct 16, 1990·129 cites·6 claims
- 0595US4184301AFastening device for wall panel jointsROBERTSON CO H H·Filed 1978·Granted Jan 22, 1980·85 cites·6 claims
- 0694US4037377AFoamed-in-place double-skin building panelROBERTSON CO H H·Filed 1970·Granted Jul 26, 1977·350 cites·33 claims
- 0793US4187130AMethod for producing shaped glass fiber reinforced gypsum articlesROBERTSON CO H H·Filed 1976·Granted Feb 5, 1980·57 cites·7 claims
- 0893US4011195APolymerizable compositions containing unsaturated polyester resins and aqueous alkali metal silicate, method of preparing shaped articles from such compositions and thermoset products thereofROBERTSON CO H H·Filed 1975·Granted Mar 8, 1977·45 cites·28 claims
- 0992US4467582AJoint retention clip for rib-like panel jointROBERTSON CO H H·Filed 1982·Granted Aug 28, 1984·89 cites·10 claims
- 1092US4400922APanel mounting clip assembly and wall or roof structure utilizing the sameROBERTSON CO H H·Filed 1981·Granted Aug 30, 1983·80 cites·27 claims
- 1192US4227593AKinetic energy absorbing padROBERTSON CO H H·Filed 1977·Granted Oct 14, 1980·127 cites·15 claims
- 1292US4223503AJoint for building panelsROBERTSON CO H H·Filed 1979·Granted Sep 23, 1980·78 cites·25 claims
- 1392US3932696AUnderfloor access housing utilizing a trough space of a cellular flooring unitROBERTSON CO H H·Filed 1973·Granted Jan 13, 1976·58 cites·37 claims
- 1491US4085558AMetal cellular decking section and method of fabricating the sameROBERTSON CO H H·Filed 1977·Granted Apr 25, 1978·51 cites·20 claims
- 1591US4020989ALight transmitting building panelROBERTSON CO H H·Filed 1975·Granted May 3, 1977·54 cites·7 claims
- 1691US3998016ABlow-in/blow-out wall structureROBERTSON CO H H·Filed 1975·Granted Dec 21, 1976·55 cites·38 claims
- 1790US4177615AFastening device for roof panel jointsROBERTSON CO H H·Filed 1978·Granted Dec 11, 1979·61 cites·9 claims
- 1890US3978018APolymerizable compositions containing unsaturated polyester resins and aqueous alkali stabilized colloidal silica, method of preparing shaped articles from such compositions and thermoset products thereofROBERTSON CO H H·Filed 1974·Granted Aug 31, 1976·24 cites·26 claims
- 1988US4289921AElectrical activating assembly and closure member thereforROBERTSON CO H H·Filed 1979·Granted Sep 15, 1981·60 cites·23 claims
- 2088USD254754SWater troughROBERTSON CO H H·Filed 1977·Granted Apr 15, 1980·22 cites·1 claims
- 2186US4195459AFour corner wall panel jointROBERTSON CO H H·Filed 1978·Granted Apr 1, 1980·52 cites·4 claims
- 2283US4850162AAccess floor systemROBERTSON CO H H·Filed 1988·Granted Jul 25, 1989·52 cites·19 claims
- 2383US4323723ASurface mounted outlet unitROBERTSON CO H H·Filed 1980·Granted Apr 6, 1982·46 cites·11 claims
- 2483US4187275AMethod and apparatus for producing shaped glass fiber reinforced cementitious articlesROBERTSON CO H H·Filed 1974·Granted Feb 5, 1980·41 cites·11 claims
- 2583US3998024ADouble-skin insulated building panelROBERTSON CO H H·Filed 1975·Granted Dec 21, 1976·92 cites·7 claims
- 2682US4656795AFloor panel for elevated floor assemblyROBERTSON CO H H·Filed 1984·Granted Apr 14, 1987·54 cites·12 claims
- 2782US4466224ATwo-piece attachment clip for insulated roof or wall structureROBERTSON CO H H·Filed 1982·Granted Aug 21, 1984·56 cites·10 claims
- 2881US4178469AClosure device and floor structure utilizing the sameROBERTSON CO H H·Filed 1978·Granted Dec 11, 1979·40 cites·22 claims
- 2981US4147002ALight valve system and greenhouse utilizing the sameROBERTSON CO H H·Filed 1977·Granted Apr 3, 1979·26 cites·18 claims
- 3081US4125977AInternally composite cellular section and composite slab assembled therefromROBERTSON CO H H·Filed 1976·Granted Nov 21, 1978·49 cites·17 claims
- 3179US4176503AControlled release wall structureROBERTSON CO H H·Filed 1978·Granted Dec 4, 1979·42 cites·27 claims
- 3279US4024684APre-notched building panel with splice plate and method of preparing the sameROBERTSON CO H H·Filed 1973·Granted May 24, 1977·46 cites·10 claims
- 3377US3998023ADouble-skin insulated building panelROBERTSON CO H H·Filed 1975·Granted Dec 21, 1976·37 cites·6 claims
- 3476US4621472AGlazed structural system and components thereforROBERTSON CO H H·Filed 1985·Granted Nov 11, 1986·55 cites·14 claims
- 3576US4232493AFire-resistant electrical wiring distributing floor structure and methodROBERTSON CO H H·Filed 1978·Granted Nov 11, 1980·33 cites·12 claims
- 3675US4057519ASodium silicate extended polyurethane foamROBERTSON CO H H·Filed 1975·Granted Nov 8, 1977·24 cites·5 claims
- 3772US4486998AConcealed fastener roof or wall structure and method of assemblyROBERTSON CO H H·Filed 1982·Granted Dec 11, 1984·42 cites·6 claims
- 3872US4103059ALight transmitting building panelROBERTSON CO H H·Filed 1976·Granted Jul 25, 1978·20 cites·7 claims
- 3972US4013614AMethod of preparing shaped articles from polymerizable compositionsROBERTSON CO H H·Filed 1976·Granted Mar 22, 1977·15 cites·11 claims
- 4071US4133158ANon-composite impact-resistant structureROBERTSON CO H H·Filed 1977·Granted Jan 9, 1979·34 cites·13 claims
- 4169US4106535AApparatus for filling the cells of an expanded cellular core member with granular insulationROBERTSON CO H H·Filed 1976·Granted Aug 15, 1978·31 cites·14 claims
- 4267US4297524AElectrical activating assembly and receptacle support means thereforROBERTSON CO H H·Filed 1979·Granted Oct 27, 1981·24 cites·13 claims
- 4366US4656798AClosure member for an electrical activating assemblyROBERTSON CO H H·Filed 1986·Granted Apr 14, 1987·33 cites·10 claims
- 4466US4194332AElectrical wiring distribution systemROBERTSON CO H H·Filed 1978·Granted Mar 25, 1980·31 cites·14 claims
- 4566US4061614ASemisolid polymerizable compositions, method of preparing the same and thermoset products thereofROBERTSON CO H H·Filed 1976·Granted Dec 6, 1977·10 cites·12 claims
- 4666US4025984AWindow wall washing device for high rise buildingsROBERTSON CO H H·Filed 1973·Granted May 31, 1977·35 cites·37 claims
- 4765US4061613ASemisolid polymerizable compositions, method of preparing the same and thermoset products thereofROBERTSON CO H H·Filed 1976·Granted Dec 6, 1977·11 cites·12 claims
- 4864US4603523AUnderfloor access housingROBERTSON CO H H·Filed 1984·Granted Aug 5, 1986·21 cites·12 claims
- 4962US4248021ASupport means for wall or roof structureROBERTSON CO H H·Filed 1979·Granted Feb 3, 1981·26 cites·14 claims
- 5060US4078350AImpact resistant wall structureROBERTSON CO H H·Filed 1976·Granted Mar 14, 1978·18 cites·10 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
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