TK

Tadashi Koyama

NL Nippon Sheet Glass Company, Limited: 27 patents #12 of 836Top 2%
Kyocera: 11 patents #184 of 3,732Top 5%
KK Kanegafuchi Kagaku Kogyo: 4 patents #134 of 691Top 20%
Canon: 4 patents #10,118 of 19,416Top 55%
TK Toyoda Koki Kabushiki Kaisha: 3 patents #152 of 674Top 25%
KA Kaneka: 2 patents #598 of 1,525Top 40%
YC Yachiyo Industry Co.: 2 patents #41 of 139Top 30%
FC Fukuda Metal Foil & Powder Co.: 1 patents #50 of 95Top 55%
Overall (All Time): #47,208 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 51–54 of 54 patents

Patent #TitleCo-InventorsDate
5508316 Resin composition capable of exhibiting high melt viscoelasticity, aromatic polyester resin foamed body produced therefrom and process for producing the foamed body Masaaki Nakamura, Kenji Mogami, Tomomi Nakashima, Akiyoshi Somemiya 1996-04-16
5279868 Method of preparing ultrafine particle dispersion material Shunsuke Ohtsuka, Hisao Nagata, Ken Yamashita, Shuhei Tanaka 1994-01-18
5020001 Robot controller Katsumi Yamamoto, Toshio Aono, Toshiro Itaya 1991-05-28
4580085 Feed control system with a safety device Kunihiko Eto, Syuichi Nakada, Kaoru Owa 1986-04-01