HY

Hideyuki Yamaguchi

Ricoh Company: 3 patents #81 of 812Top 10%
MC Mishima Paper Co.: 1 patents #1 of 5Top 20%
TC Tohoku Ricoh Co.: 1 patents #3 of 24Top 15%
📍 Toyama, JP: #8 of 107 inventorsTop 8%
Overall (2005): #23,199 of 245,428Top 10%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6977111 Multi-layer paper peelable into at least two thin sheets Hiroshi Tateishi, Ippei Kato, Munenaka Koyama, Yoshihiro Mimura 2005-12-20
6946049 Tissue paper used for heat-sensitive stencil sheet, heat-sensitive stencil sheet, and method of making the same 2005-09-20
6866924 Tissue paper used for heat-sensitive stencil sheet, heat-sensitive stencil sheet, and method of making the same 2005-03-15