Abstract
The total numbers of 99.7% of Japanese companies are in small and medium enterprises. A typical business style of those companies is that they firstly obtain orders from client companies, and secondly their works produced by using their own technology, experiences. However, it is true that some of the companies are not satisfied with the passive-aggressive business style mentioned above. This attitude is more clear in the companies with remarkably brilliant technologies. For example, there is a mold factory a father and his two sons engaged in OTA-Ku. They were successful in selling their original products based on their marketing and R & D activities. Behind this success, there were a platform and a patent office as a platform leader helpfully supporting their activities. In this paper, it is aimed to validates the concept model from the perspectives of technology seeds that small businesses are actively developed. In addition, the paper try to advocate patent office how support small sized companies.