
120 ◾ New JIT, New Management Technology Principle
that assembly makers’ evaluations are higher than those of suppliers. e suppliers’
evaluations are more severe than the assembly manufacturer evaluations assume.
e following sections provide examples of PPM-AS evaluations at various
corporations.
6.3.4.1 Toyota Motor Corporation
e survey results that were used for verication are shown in Table 6.3 (Toyota
Motor Corporation), Table 6.4 (NHK Springs Co. Ltd. [hereafter, NHK]), and
Figure 6.24 (Toyota and NHK) based on the evaluation sheet in Table 6.2. e
evaluation example of Toyota Motor Corporation and NHK is further described in
Figure 6. ...