Intellectual property of K2


Major Patents of the K2 : In Japan


Patent number

Name of the invention



3888239

Digital sound processing method and processor, as well as computer program




4224807

Sound signal processor and sound signal processing computer program




4123486

Digital sound processing method and digital sound processor, as well as computer program




5023794

Digital sound processor and digital sound processing program




5023812

Digital sound processor and digital sound processing program




4985570

Digital acoustic sound signal processing method and processor




6256293

Digital sound processor, digital sound processing method, and digital sound processing program




6511988

Digital sound processor, digital sound processing method, and digital sound processing program




6844504

Digital sound processor, digital sound processing method, and digital sound processing program




Registered Trademarks : In Japan


Registered trademark number

Registered logo

Technology name



5528899

K2 TECHNOLOGY




5580641

K2HD CODING




5580642

K2HD PROCESSING




5910096

K2HD PRO MASTERING