These Incision Plates are looted for the basic ones and then upgraded at Sypherton Gardens Items Needed for the upgrade are as followed

​

(Use the arrows on the picture to scroll through the stats)

Note: The plates in game change colour

Basic
Looted from:

Sand Boar

Mountain Boar

Village Boar

Wild Boar

Mutant Boar

Adjusted
Lesser Elysia x 300
Crystaline Core x 100
Animal Muscle Oil x 1500
Elysian Tech Chip x 1000
Chimera Heart x 50
Agate Crystal x 100
Neoweave Adjusted x 1
Incision Plate x1

Improved
Lesser Elysia x 350
Crystaline Core x 200
Animal Eye Oil x 700
Elysian Tech Chip x 2000
Amazon Leg x 100
Tiger's Eye x 125
Neoweave Improved x 1
Incision Plate Adjusted x1

Modified
Lesser Elysia x 400
Crystaline Core x 300
Animal Pancreas Oil x 50
Elysian Tech Chip x 4000
Daudaormur Skin x 40
Chlorite Crystal x 225
Neoweave Modified x 1
Incision Plate Improved x1

Augmented
Lesser Elysia x 400
Crystaline Core x 300
Animal Kidney Oil x 25
Elysian Tech Chip x 7000
Onyx x 250
Zincite Crystal x 500
Neoweave Augmented x 1
Incision Plate Modified x1

Perfected
Lesser Elysia x 450
Crystaline Core x 300
Animal Spleen Oil x 15 
Elysian Tech Chip x 10000
Drake Heart x 150
Phenacite Crystal x 250
Neoweave Perfected x 1
Incision Plate Augmented x1

Neoweave

From what I've heard the recipe for Neoweave

10(+10 on top of each level up) [Fullerenes] to 1 upgrade sinew? this may need correcting 

Advanced Sinew

Adjusted

Drops from:

Chimera