HO

Hiroshi Ooyama

SC Sumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
TC Toyoda Gosei Co.: 2 patents #900 of 2,296Top 40%
NC Nihon Plast Co.: 1 patents #119 of 253Top 50%
Overall (All Time): #1,274,600 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6500561 Automobile weatherstripping Toru Yoshida, Masayoshi Ichikawa, Masanori Aritake, Hironobu Shigematsu, Tatsuo Hamanaka 2002-12-31
6210797 Airbag storing casing Izumi Sato, Tomokazu Sugiyama, Tatsuo Hamanaka 2001-04-03
6110546 Automobile weather strip and method for making the same Hidenobu Honda, Masayoshi Ichikawa, Katsumi Nakashima, Hironobu Shigematsu, Takashi Sakakibara 2000-08-29
6060551 Air bag cover for passenger Tatsuo Hamanaka 2000-05-09