HM

Hiroomi Matsutani

JC Japan Crown Cork Co.: 2 patents #18 of 72Top 25%
NC Nippon Closures Co.: 1 patents #21 of 56Top 40%
TC Toyo Seikan Co.: 1 patents #498 of 888Top 60%
Overall (All Time): #1,513,270 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9511905 Synthetic resin container closure and combination of same and container Youichi Tsujiguchi, Shinji Ooka, Shinji Oomori, Mitsuo Kumata, Yuji Tomitaka +1 more 2016-12-06
8403186 Composite spout and injection-forming apparatus for forming the composite spout Takahiro Kurosawa, Kimio Takeuchi, Katsumi Hashimoto, Yuhei Yonekawa, Osamu Ishii 2013-03-26
7607547 Container cap Mitsuo Kumata, Yuji Tomitaka 2009-10-27