YA

Yuji Arai

Ricoh Company: 7 patents #62 of 1,810Top 4%
NM Nippon Steel & Sumitomo Metal: 3 patents #35 of 478Top 8%
SC Sanyo Electric Co.: 1 patents #34 of 119Top 30%
Overall (2017): #5,299 of 506,227Top 2%
11
Patents 2017

Issued Patents 2017

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9777352 Oil-well steel pipe having excellent sulfide stress cracking resistance Atsushi Soma, Tomohiko Omura, Mitsuhiro Numata, Toru Takayama, Masanao Seo 2017-10-03
9727011 Image forming apparatus and image forming method Yutaka Ikebuchi, Hiroshi Yoshinaga, Takayuki Seki, Ryuuichi Mimbu, Shuntaro Tamaki +5 more 2017-08-08
9715197 Fixing device and image forming apparatus incorporating fixing device Takuya Seshita, Takahiro Imada, Hajime Gotoh, Akira Suzuki, Motoyoshi Yamano 2017-07-25
9715203 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more 2017-07-25
9685824 Contactless method of supplying power Yasuhiro Iijima, Masahiro Tomiki, Yosuke Tanida 2017-06-20
9651175 Seamless steel pipe for line pipe Yukimasa Ueda, Kei Murata, Yasuyoshi Hidaka 2017-05-16
9650219 Paper conveying device and image forming device Arinobu Yoshiura, Hideo Nagafuji, Kohichi Utsunomiya, Kiho Sai, Shohei Saito +2 more 2017-05-16
9599940 Fixing device with nip forming member having a high thermal-conductive layer with a low thermal conductive portion Motoyoshi Yamano, Kohichi Utsunomiya, Hiromasa Takagi, Kenji Ishii, Takayuki Seki +6 more 2017-03-21
9557692 Fixing device and image forming apparatus Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Naoki Iwaya +9 more 2017-01-31
9546408 Quenching method for steel pipe Akihiro Sakamoto, Kazuo Okamura, Kenji Yamamoto, Tomohiko Omura 2017-01-17
9535380 Fixing device and image forming apparatus Toshihiko Shimokawa, Yutaka Ikebuchi, Hiroshi Yoshinaga, Takayuki Seki, Ryuuichi Mimbu +9 more 2017-01-03