4 Patents
#23 in Yokohamashi
#7,423 in Japan
Polymer Systems Co., Ltd.
Forward Citations = 19
4 inventors:
4 inventors (with patents filed for the assignee):
Masayoshi Matsumura (2 out of 3 patents)
Tetsuya Katayori (2 out of 2 patents)
Eiji Hattori (2 out of 5 patents)
4. Yoji Tanaka (2 out of 2 patents)
5. Tetsuya c/o Sunstar Engineering Inc Katayori (0 patent)
6. Eiji c/o Sunstar Engineering Inc Hattori (0 patent)
7. Masayoshi c/o Sunstar Engineering Inc Matsumura (0 patent)
4 patents:
#23 in Yokohamashi
#7,423 in Japan
4 inventors: