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2023
|
Invention
|
Versatile screw.
A versatile screw includes a head, a shank, a thread unit, and a drill portion.... |
|
2022
|
P/S
|
Screwdrivers, electric; Electric hand drills; Hand-held tools, other than hand-operated; Drilling... |
|
2020
|
Invention
|
Method for manufacturing a multi-functional fastener. A method for manufacturing a multi-function... |
|
|
Invention
|
Screw having a head with different sockets. A screw includes a threaded shank and a head with a f... |
|
2019
|
Invention
|
Screw with cutting slots. A screw includes a shank with an outer periphery, a head connected to t... |
|
|
Invention
|
Quick fastening screw. A quick fastening screw includes a head, a shank with spirally-disposed th... |
|
2017
|
Invention
|
Fastener.
A fastener includes a shank defining a shank root, a head, a drilling portion and main... |
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2015
|
Invention
|
Recessed fastener, forming punch and driving tool.
A recessed fastener includes a head with a to... |
|
|
Invention
|
Recessed screw, forming punch and driving tool. A screw includes a head having a top surface wher... |
|
2014
|
Invention
|
Fastener.
A fastener comprises a shank defining a shank root, a head, a drilling portion and mai... |
|
2010
|
Invention
|
Screw with double notches. A screw with double notches includes a head portion, a shank portion e... |
|
|
Invention
|
Drilling fastener.
A drilling fastener utilizes at least two sides jointed to form a shank. A co... |
|
|
Invention
|
Versatile fastener. A versatile fastener including at least two flat areas formed on a cutting pa... |
|
2007
|
Invention
|
High screwing screw.
The present invention pertains to a screw notably comprising a shank with a... |
|
|
Invention
|
Screw with waved thread. A screw with wave thread including a head, a shank extending therefrom, ... |
|
2005
|
P/S
|
METAL SCREWS; METAL SCREW NUTS; METAL NAILS; STAINLESS STEEL SCREWS; METAL BLIND RIVETS |
|
|
P/S
|
Nails and screws, metal screws; goods of metal, not included in other classes, fittings of metal ... |
