Patents by Category

CategoryCount 
Suspension 236 7.7%
Lightning Rod 196 6.4%
Pin 187 6.1%
Insulator 130 4.2%
Knob 125 4.1%
Bracket 121 3.9%
Press 120 3.9%
OI 110 3.6%
Strain 86 2.8%
Manufacturing 76 2.5%
Tie Wire 69 2.2%
Cleat 68 2.2%
Miscellaneous 67 2.2%
Self-tying Miscellaneous 67 2.2%
Lightning Rod Coupling 65 2.1%
Third Rail 53 1.7%
Multipart 48 1.6%
Wireholder 48 1.6%
Clamp Type 43 1.4%
HU 40 1.3%
Hook 38 1.2%
Transposition 33 1.1%
Electrose 32 1.0%
Self-tying Screw Top 30 1.0%
Self-tying Slot Top 30 1.0%
RFI 28 0.9%
Composition 26 0.8%
Fuse Holder 24 0.8%
Lightning Rod Insulator 23 0.7%
Piano 23 0.7%
HI 21 0.7%
Glass 21 0.7%
Lightning Rod Point 20 0.7%
Bottle 19 0.6%
Tree 19 0.6%
Battery 17 0.6%
Protective Shield 16 0.5%
Misc 16 0.5%
Boron 16 0.5%
Wall Tube 16 0.5%
Bracket/secondary Rack 15 0.5%
Wood 15 0.5%
Pin-type 15 0.5%
Hanger 15 0.5%
Rubber 15 0.5%
Thread 15 0.5%
Mold 14 0.5%
Cylinder 13 0.4%
Block 11 0.4%
Fog Type 11 0.4%
Lightning Rod Machine 11 0.4%
Slotted 10 0.3%
Furnace 10 0.3%
Oil 10 0.3%
Crossarm 10 0.3%
Cement 9 0.3%
Bushing 9 0.3%
Lightning Rod Ornament 9 0.3%
Clamp 9 0.3%
Crossover 9 0.3%
Porcelain 8 0.3%
Thimble 8 0.3%
Transmission 8 0.3%
Wire 8 0.3%
Nail Knob 7 0.2%
Plunger 7 0.2%
Post Type 7 0.2%
Weathervane 7 0.2%
Mine 7 0.2%
Radio 7 0.2%
McLaughlin 7 0.2%
Antenna 7 0.2%
Metal 6 0.2%
Self-tying Twist 6 0.2%
Pin/machine 6 0.2%
Earthenware 6 0.2%
KI 5 0.2%
Dry-spot 5 0.2%
Slack Wire 5 0.2%
Arcing Ring 5 0.2%
Fence 5 0.2%
Machine 5 0.2%
Lightning Rod Conductor 4 0.1%
Electric Fence 4 0.1%
Cap 4 0.1%
Jar 4 0.1%
Pedestal 4 0.1%
Lamp 4 0.1%
Switch 4 0.1%
Fog 4 0.1%
OU 4 0.1%
Deadend 4 0.1%
Lightning Rod Fence 4 0.1%
Carrier 4 0.1%
Spacer 4 0.1%
Skirt 4 0.1%
Lightning Arrestor 3 0.1%
Bracket/wireholder 3 0.1%
Catenary 3 0.1%
Glaze 3 0.1%
Lightning Rod Crest 3 0.1%
Coating 3 0.1%
Spool 3 0.1%
Vacuum 3 0.1%
Spiral 3 0.1%
Wireholder/bracket/rack Spool 3 0.1%
Helical 3 0.1%
  3 0.1%
Bracket/pin 3 0.1%
Service Drop 3 0.1%
Glazeweld 3 0.1%
Can 3 0.1%
Neon 3 0.1%
Rainshed 3 0.1%
Feldspar 3 0.1%
Flint 2 0.1%
Under Crossarm 2 0.1%
Filter Press 2 0.1%
Hole 2 0.1%
Threads 2 0.1%
Testing 2 0.1%
Manufacturing/RFI 2 0.1%
Jars 2 0.1%
Polymer 2 0.1%
Gutta 2 0.1%
Sagger 2 0.1%
Horn 2 0.1%
Tube 2 0.1%
Lightning 2 0.1%
Lightning Rod Clip 2 0.1%
Television 2 0.1%
Tool 2 0.1%
Split 2 0.1%
Manufacturer 2 0.1%
Cable 2 0.1%
Pug Mill 2 0.1%
Non-electrical 2 0.1%
Stack 2 0.1%
Lightning Rod Ground 2 0.1%
Equipment 2 0.1%
Glass Marble 2 0.1%
Spout 1 0.0%
Corona 1 0.0%
Bail Wire 1 0.0%
Cotton 1 0.0%
Method 1 0.0%
Rough 1 0.0%
Candlestick 1 0.0%
Annealing 1 0.0%
Bus Bar 1 0.0%
Windmill 1 0.0%
Paraffin 1 0.0%
Apparatus 1 0.0%
Spark Gap 1 0.0%
Mixer 1 0.0%
Under 1 0.0%
Pin/bracket 1 0.0%
Pedestal Post 1 0.0%
Washer 1 0.0%
Choke Coil 1 0.0%
Wood/third Rail 1 0.0%
Die 1 0.0%
Glass Coating 1 0.0%
Insulating Joint 1 0.0%
Arcing 1 0.0%
Lightning Rod Extinquisher 1 0.0%
Bussbar 1 0.0%
Tower 1 0.0%
Ceiling 1 0.0%
Coil 1 0.0%
Clamp-top 1 0.0%
Roof 1 0.0%
Relay 1 0.0%
Strain/suspension 1 0.0%
Covering 1 0.0%
Link 1 0.0%
Ball 1 0.0%
Lightning Arrester/U-70 1 0.0%
Arc Gap 1 0.0%
Triangular 1 0.0%
Heater 1 0.0%
Nail 1 0.0%
Signal 1 0.0%
Pail 1 0.0%
Cutting Tool 1 0.0%
Breaker 1 0.0%
Lightning Energy 1 0.0%
Mica 1 0.0%
Secondary Rack 1 0.0%
Lava 1 0.0%
Cup 1 0.0%
Threadless 1 0.0%
Trolley Hanger 1 0.0%
Dead-end 1 0.0%
Engraving 1 0.0%
Rail 1 0.0%
Cable Rack 1 0.0%
Lathe 1 0.0%
Combined Ins 1 0.0%
Golf Tee 1 0.0%
Clay 1 0.0%
Telegraph 1 0.0%
Pin/mine 1 0.0%
Cable Clamp 1 0.0%
Glass Furnace 1 0.0%
Splash 1 0.0%
Wall Tubes 1 0.0%
Acoustic 1 0.0%
Insulator Base 1 0.0%
Connector 1 0.0%
Spring 1 0.0%
Wiring Block 1 0.0%
Press; OI 1 0.0%
Alumino 1 0.0%
Cut-out 1 0.0%
Cooling 1 0.0%
Lightning Rod System 1 0.0%
Trolley 1 0.0%
Burner 1 0.0%
Process 1 0.0%
U-186 1 0.0%
Ink 1 0.0%
Wire Bender/tie-wire 1 0.0%
Wet Process 1 0.0%
Protective Coat 1 0.0%
Tube/machine 1 0.0%
"HU, OU" 1 0.0%
Alarm Box 1 0.0%
Shield 1 0.0%
Fire Alarm 1 0.0%
Sectional Insulator 1 0.0%
RFI/suspension 1 0.0%
Fruit Jar 1 0.0%
Lightning Rod Stand 1 0.0%
Wireholder/self-typing 1 0.0%
Balloon 1 0.0%
Ramshorn 1 0.0%
Crown 1 0.0%
Drip 1 0.0%
Wire Hanger 1 0.0%
Wedge 1 0.0%
Stool 1 0.0%
Lightning Arrester/M-3021 1 0.0%
Platter 1 0.0%