HI

Hiroki Ishikawa

DC Dow Corning Toray Silicone Company: 3 patents #7 of 73Top 10%
NT NTT: 1 patents #53 of 275Top 20%
Sumitomo Electric Industries: 1 patents #1,140 of 3,352Top 35%
📍 Nagaokakyo, OH: #1 of 2 inventorsTop 50%
Overall (2002): #15,803 of 266,432Top 6%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6434306 Optical cable and manufacturing method thereof Yoshiyuki Suetsugu, Masakazu Watanabe, Seigo Ujiie, Yuji Sera, Kimio Ando 2002-08-13
6416557 Water based fiber treatment agent Isao Ona, Tsutomu Naganawa, Kazuo Kobayashi, Yoshitsugu Morita 2002-07-09
6416558 Water based fiber treatment agent and method for treating fibers Isao Ona, Tsutomu Naganawa, Kazuo Kobayashi, Yoshitsugu Morita 2002-07-09
6398860 Sizing agent composition for printing paper Isao Ona, Tadashi Takimoto, Tsutomu Naganawa 2002-06-04