The objective of this research was to study leadership of administrators in Rajamangala Institute of Technology Chotiwet campus and to compare the leadership according to sex age educational level working age and administrating experience as parameters. Populations in this research were the administrators at every level m Rajamangala Institute of Technology Chotiwet campus. The numbers of populations were 53 peoples. These compose of 1 director 7 assistant directors 4 deans 12 heads of departments 7 heads of offices and 30 head of sections. The instrument used in this research were questionnaires about biosocial and work background psychological characteristics. The data was collected between June -July 2002. The 41 questionnaires were returned which was 77.36 percents. The data was analyzed by SPSS program. The statistic u~ed mean frequency percentile standard deviation t-test and one way ANOVA. The results were : 1. Administrators had high psychological characteristics they were self confident had vision working attitude reason of moral. But psychological health there is low. 2. Administrators had high leadership in relation between leader and follower. When compared this leadership by sex we found that males had average relation and females had high relation. Administrators who had administrating experience less than 6 years and between 6 -10 years had high relation. Administrators who had administrating experience more than 10 years had average relation. Administrators who had working age more than 6 years had high relation. Administrators who had working age less than 6 years had average relation. 3. Administrators had high leadership in power of leader medium quality level not see we used educational level working age and administrating experience as parameters.

This research aimed 1) to study levels of transformational leadership innovative climate knowledge management systems innovative work behaviors and firm performances 2) to investigate causal relationship of transformational leadership innovative climate knowledge management system as well as innovative work behaviors which influenced on performances of the Medical Device Business in Thailand 3) to examine relevance of those variables along with causal relationships of the antecedents affecting performance of the Medical Device Business in Thailand to empirical data. Data were collected from 312 middle level managers in Medical Device Business in Thailand by using questionnaires as a research instrument. All of the data were analyzed using Structural Equation Model. The analysis of correlation coefficient model showed that the latent variables significantly related to one other at statistical level of 0.001. The analysis of structural equation model (SEM) revealed that the model was completely compatible with the empirical data and the hypothesis. (GFI = 0.933 CFI = 0.972 RMSEA = 0.078 RMR = 0.018) The findings also showed that transformational leadership significantly affected innovative work behaviors at statistical level of 0.001. Similarly innovative climate significantly affected innovative work behaviors at statistical level of 0.001. Likewise knowledge management system significantly affected innovative work behaviors at statistical level of 0.001. Finally innovative work behaviors significantly and directly affected the firm performance at statistical level of 0.05.