The 9 Best patented Knives (2023 reviews)

The victorinox patented knife is capable of outshining several other knife featured in this list in overall features. It makes a great gift for any occasion or stocking stuffer for christmas. It is made of a plastic, durable enough for it's designated task. It is super sharp quality steel. It is tempered, annealed and polished to achieve the necessary hardness and provide optimum resistance to corrosion. It is good for opening packaging in the car.

The knife stays sharp for a long time and the scissors are useful as well. It is good for light duty screw driving and prying as well as digging dirt out from under fingernails.

Why We Like This:

Tweezers great for picking up fine items, or picking out slivers or ticks
Comes in a little box, perfect for gift giving
Very sturdy and the blade is super sharp
Compact and fits well on keys

Best For Heavy Use: Gerber gear patented Knife

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Next on the list, we've got yet another knife that manages to win our hearts. It's the gerber gear patented knife and it's widely considered as knife that has the most suitable features. This is a well built all purpose knife that includes a glass breaker, seat belt cutter, O2 valve wrench and combination serrated straight blade. It features a combination 440a stainless steel fine and serrated blade with sharpened tip and built-in seat belt cutter, window punch and oxygen tank wrench. It is made of 440a steel, coated in a stealth non-reflective black finish. The grip is very natural and it has good weight to it. It can easily be opened and closed with gloves on hand.

The knife is sharp, the wrench fits tanks, and the belt cutter will slice through a belt. It has a nice blade, a window breaker and seatbelt cutter. It is designed to provide advanced first aid until a medic can arrive on scene.

Why We Like This:

Solid build and easy to operate
Locking and unlocking is smooth and positive
Lot of satisfied buyers

Best For Cutter: cold Steel patented Knife

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Compared with other knife in this category, the cold steel patented knife has a convenient design. Size-wise, the Spartan's footprint mirrors the 4 Max Scout, and it also features AUS. It's solid, heavy duty and razor sharp. The handle is very ergonomic and also made of high quality material. The aus10a steel hold a great edge and is easy to touch up with a ceramic rod.

This model also features Cold Steel's version of the 'Wave' pocket-opener. It is handed directly to a resident. The grip is slippery plastic and not Grivory and the pocket clip is flat black without the standard CS stamp. It is a good cutting knife, carrots, garlic ect.

Why We Like This:

Perfect size to conceal in pocket
Thick spine and lockbar look cool and add some degree of strength
Great deployment even when pivot is tight
Lock depresses easily enough for its strength

Best For real men: CJRB Cutlery patented Knife

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The cjrb cutlery patented knife is suitable and reliable and fits well with your regular usage. If you like carrying larger knives, this will be perfect for you. The blade geometry edge & retention make this an awesome slicer. It holds its edge, takes well to sharpening, and handles daily use well. The body has a stunning fiberglass finish. It can be placed on the opposite side of the knife for left handed people.

The blade is sharp, solid, and a great design. It's extremely rust resistant, holds an edge very well, and comes back to life on a ceramic rod and a strop. There’s no foam or cardboard sleeve for the knife inside, just a plastic bag.

Why We Like This:

Easy to open and easy to handle
Easy flip open and very sharp
Great sharp knife that easily flicks out with one finger
Great feeling fit and finish on this beefy tool

Best For woods: Columbia River Knife Tool patented Knife

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We would, of course, be remiss if we didn't mention columbia river knife tool patented knife for regular usage. This knife is pretty much designed to slice and dice your way out of a deadly attack, especially if carrying a licenced firearm in public is not an option. The design and comfort of the blade is actually very comfortable. This liner lock mechanism for the Hissatsu has an amazing lock up. The clip is top notch with an affirmative click when removing from your pocket. The weight of the handle is comfortable and efficient for maneuverability and the spring assisted blade is extremely fast. This knife is a hefty, springy, pointy thing that would benefit greatly from a deep-carry clip.

Why We Like This:

Fits in pocket or on your side snugly
Very solid knife heavy and stiff to open
Takes a great edge and holds it for a long time

Best For stabbing: Kershaw patented Knife

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Compared with other knife in this category, the kershaw patented knife has a convenient design. The blackening process gives the blade an attractive, smooth, tactical, fierce black surface that is very desirable for knife owners. It allows tip-up or tip-down carry on both the right and left sides, providing users the most versatility. It is a chemical bath, or conversion coating, that converts the surface of the blade steel to magnetite. It offers wear resistance that can withstand damage from both abrasive and adhesive wear.

The opening mechanism is easy and the blade locks into position with no play or movement at all. There are no holes on the hinge end. It can make proper use of the pocketclip promotes safety and efficiency while using the knife.

It comes with two steel plates, or liners, on the inside of each handle scale, and the liner locking system safely secures the blade open and prevents unwanted blade closure.

Why We Like This:

Holds a sharp edge for a decent amount of time
Flicks out quickly and smoothly and blade came super sharp
Very light, fast opening, sturdy knife
The ability to open the knife blade with just the flick of a thumb

Best For soldiers: Spyderco patented Knife

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The spyderco patented knife should be able to handle its purpose and duties with ease. This Manix is in a middle ground that uses one of the lowlier steels that Spyderco uses. It provides exceptional cutting power, while its textured index finger choil and thumb ramp allow a forward grip. The pocket clip is moveable so it can be adjusted so as to be configured to be the most instinctual for the user. The blade tension is adjustable.

You can tell this is a high end knife that has had lots of engineering. They stay sharp for days or potentially weeks longer with daily use. There is just way more to be had with the G-10 over the lightweight. If you want light and razor sharp with good steel this is a great buy.

Why We Like This:

Great size, great edge retention, easily sharpened/maintained, and super light
Lightweight, good blade lock up, great blade steel
Slim, lightweight, hides well in pocket, smooth after you work it in

Best For front flip Opening: ARTISANCUTLERY patented Knife

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Best part: artisancutlery patented knife costs comparatively low and it is available to ship in 24 hours. This knife is very sharp. It is the Ray Laconico design and has a very gentlemanly look to it. The artisancutlery folding tactical knife is equipped with a flipper opening mechanism to allow you to open the knife with either hand. The blade geometry makes it very slicy.

The lockup is rock solid with no play in either direction and the blade falls shut with almost no resistance once the lock is disengaged. The front flipper flips okay and is not nearly as quick as the thumb stud. There's no play, yet it still opens smoothly and quickly. The blade is very sharp but slightly thin.

Why We Like This:

Comes clean without any factory goo
Beautifully finished and feels great in the hand
New and hot release

Best starter Knife: Opinel patented Knife

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The rounded tip makes it a great first entry when teaching your little one the safest ways to handle a knife. It is the perfect scout knife for children looking to learn useful knife skills like carving, whittling, preparing food and more. It is made from repurposed scrap leather and post-consumer recycled plastic bottles. It provides an excellent cutting edge which is also easy to keep sharp.

It is equipped with a 3.5 inch blade and an open length of 6.5 inches. It is well known for its anti-corrosive properties which requires minimal upkeep. The simplicity of the knife design and its sustainable wooden handle makes the knife lightweight too. It can shed heat and moisture will cause any wood to swell which will make the knife hard to open at times. It is designed to be washed in the dishwasher.

Why We Like This: