YY

Yasuhiro Yokoyama

MC Menicon Co.: 12 patents #11 of 263Top 5%
SC Shin-Etsu Chemical Co.: 4 patents #740 of 2,176Top 35%
FC Fuji Electric Co.: 3 patents #717 of 2,643Top 30%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
GC Gc: 1 patents #163 of 306Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TC Taisei Kako Co.: 1 patents #42 of 108Top 40%
TK Tomei Sangyo Kabushiki Kaisha: 1 patents #12 of 35Top 35%
Overall (All Time): #245,373 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
12259198 Finned tube heat exchanger Masaaki Ajima, Masamichi Iwasaki, Jun Nakamura 2025-03-25
10821136 Bone formation promoter Kei Ando, Naoki Ishiguro, Shiro Imagama, Zenya Ito, Hidenori Yokoi +1 more 2020-11-03
9963483 Process for producing self-assembling peptide derivatives Hidenori Yokoi, Keisuke Matsuyama, Kenichiro Yamamoto, Kinsei Anzai, Daisuke Nakamura +2 more 2018-05-08
9498310 Full denture base manufacturing method Takeo Suga, Masataka Itoda, Hideaki Yasaki, Shuichi Nomura, Hiroshi Kamohara 2016-11-22
8602158 Muffler system with protector for small-sized vehicle Yoshitaka Hayama, Takahiro Yanagisawa, Hiromi Shibata 2013-12-10
8408263 Vacuum lamination device 2013-04-02
7452439 Vacuum lamination apparatus and vacuum lamination method 2008-11-18
7165840 Process for producing contact lens having a mark and contact lens having a mark obtained thereby Hiroyuki Oyama 2007-01-23
6536586 Combination vessel of a cap type sealing tool having tamper function and a bottle portion Masaharu Nakao, Yukihiro Ogawa, Atsuhiro Doke, Seiichi Ichikawa 2003-03-25
6279825 Electronic transaction terminal for preventing theft of sensitive information 2001-08-28
6071111 Mold assembly for forming contact lens blank Atsuhiro Doke, Kunio Maruyama 2000-06-06
5777032 Ocular lens and a method for its production Yuriko Watanabe, Sadayasu Tanikawa, Shoji Ichinohe, Toshio Yamazaki 1998-07-07
5556929 Ocular lens material Yuriko Watanabe, Akinori Okumura, Shoji Ichinohe, Toshio Yamazaki 1996-09-17
5516467 Process for producing a tinted contact lens Kazuharu Niwa, Yoshitaka Taniyama, Noriko Iwata 1996-05-14
5416132 Ocular lens material Noriko Iwata, Eri Ito, Ichiro Ando, Shoji Ichinohe, Toshio Yamazaki 1995-05-16
5416180 Soft ocular lens material Noriko Iwata, Eri Ito, Shoji Ichinohe, Toshio Yamazaki 1995-05-16
5346946 Ocular lens material Noriko Iwata, Eri Ito, Ichiro Ando, Shoji Ichinohe, Toshio Yamazaki 1994-09-13
5244470 Method for marking a water-absorptive contact lens: dyeing dry lens with a mark using reduced vat dye and then making the dye insoluble Koji Onda, Toshihisa Sakai, Takanori Shibata, Yasuyuki Kato 1993-09-14