Teikoku Printing Inks has many more patent applications for functional inks than our competitors. Published patents: 164, registered patents: 35 (as of December 2004).
We strive to improve our products so that our customers are able to add value to their products using our fundamental technical expertise.
Some of our registered patents since 1966.
We hold many important patents regarding the production and application of functional inks.
Registered number
Name of invention
# 3591767
Production method for printed circuit boards
# 3494399
Thick layer printed matter and printing method
# 3480813
Ink for Ink jet printers
# 3407249
A film sheet which has an ink-receiving layer and a re-peelable adhesion layer.
# 3407248
A film sheet having an ink-receiving layer which can be imaged with copying technology on one side of the film.
# 3382158
A radioactive ray curable receiving ink and printed matter using it.
# 3373438
Printed matter and printing method
# 3290907
Production method of a relief print
# 3277365
A radioactive ray curable ink and printed matter using it.
# 3250685
A printing method using a pattern paper and the pattern paper.
# 3245708
Holding equipment
# 3184133
A substrate
# 3180939
Ink dispersing equipment
# 3151606
A special ink and printed matter using it.
# 3151583
Production method of a decoration panel.
# 3103764
Production method of a mouse mat.
# 3046715
Production method for printed matter
# 3040668
Radiation curable ink jet ink
# 2974497
Measuring equipment for ink dispersion
# 2944861
Scratch-off printing method and scratch-off print.
# 2915017
Color image transfer method.
# 2880845
UV curable ink
# 2863848
Ink stirrer for coater.
# 2863847
A container which was treated not to be stained and manufacturing method of it.
Number of patents held
