Matsushita Electric Industrial Co., Ltd.

Toshiaki Koga

Yasuhiro Kuwahara

Akio Kojima

Atsushi Sogami

Hiroshi Iwamoto

Takao Hisazumi

Teruyuki Naka

Masao Kataoka

Yuji Maniwa

A plastic identifying apparatus according to the present invention identifies the kind of plastic in an object to be identified by using as an identification face at least two faces of a test piece () serving as the object to be identified. The plastic identifying apparatus according to the present invention includes an identifying and detecting portion () for identifying the kind of the plastic included in the test piece () and a toppling system () for toppling the test piece () by applying an external force to the test piece () in order to change the identification face of the test piece () facing the identifying and detecting portion () from a first face () to a second face ().

Plastic identifying apparatus and plastic identifying method

In an image processing apparatus and an image reading apparatus in accordance with the present invention, a density difference detection circuit,detects the density differences between input image data,and storage data,stored in an image memory,at an overlapping scanning area read by overlap scanning, a density correction circuit,corrects the gray levels of the input image data,on the basis of the detected density differences, and a mapping circuit,stores correction data,in the image memory

Image processing apparatus, method for image processing, and image reader apparatus

Growing community of inventors

Hirakata, Japan

Toshiaki Koga