TH

Tatsuo Hamanaka

SC Sumitomo Chemical: 2 patents #38 of 341Top 15%
TC Toyoda Gosei Co.: 1 patents #71 of 196Top 40%
Overall (2002): #39,983 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6500561 Automobile weatherstripping Toru Yoshida, Masayoshi Ichikawa, Masanori Aritake, Hironobu Shigematsu, Hiroshi Ooyama 2002-12-31
6441093 Thermoplastic elastomer composition for calender-molding and sheets prepared therefrom Takeshi Tominaga, Nobuhiro Natsuyama, Hironobu Shigematsu, Makoto Makino 2002-08-27