YT

Yasuyuki Takeda

PC Polyplastics Co.: 5 patents #46 of 292Top 20%
DL Daiichi Sankyo Company, Limited: 4 patents #119 of 842Top 15%
3M: 4 patents #3,441 of 11,543Top 30%
TC Tohto Kasei Co.: 2 patents #5 of 30Top 20%
DC Daiichi Pharmaceutical Co.: 2 patents #103 of 399Top 30%
UC Umicore Shokubai Japan Co.: 1 patents #24 of 36Top 70%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
JC Japan Solderless Terminal Mfg. Co.: 1 patents #14 of 40Top 35%
NC Nippon Steel Chemical Co.: 1 patents #136 of 380Top 40%
TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
Overall (All Time): #202,057 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12320288 Exhaust gas purification catalyst, method of purifying exhaust gas, and method of manufacturing exhaust gas purification catalyst Shigekazu Minami 2025-06-03
11880059 Backlight including reflective polarizer and diffuse reflective film assembly for uniform illumination 2024-01-23
11034659 Pyrimidine derivative Yamato Suzuki, Toshiharu Noji, Hidenobu Murafuji, Satoshi Muneoka, Hidekazu Inoue +2 more 2021-06-15
9751887 Imidazo[1,2-b]pyridazine derivatives as kinase inhibitors Kenji Yoshikawa, Yoshiko Kagoshima, Yuko Yamamoto, Ryoichi Tanaka, Yuichi Tominaga +2 more 2017-09-05
9187489 Imidazo[1,2-b]pyridazine derivatives as kinase inhibitors Kenji Yoshikawa, Yoshiko Kagoshima, Yuko Yamamoto, Ryoichi Tanaka, Yuichi Tominaga +2 more 2015-11-17
7842818 Process for preparation of tetrasubstituted 5-azaspiro[2.4]- heptane derivatives and optically active intermediates thereof Hisashi Takahashi, Rie Miyauchi, Kazuo Kanai, Junichi Kuroyanagi, Satoshi Komoriya +1 more 2010-11-30
7727426 Epoxy resin composition Kazumasa Kobayashi, Chiaki Asano, Hiroshi Sato, Kazuhiko Yoshida 2010-06-01
6807480 Navigation system and a memory medium Hironari Iwasaki, Shogo Ito, Kazuhiro Ikeda, Koji Kato 2004-10-19
6677456 Pentacyclic taxan compound Tsunehiko Soga, Kouichi Uoto 2004-01-13
6627688 Adhesive compositions and adhesive sheets 2003-09-30
6569959 Modified phenolic hydroxyl-containing resin by reacting epoxy resin with difunctional phenol Shuya Shinohara, Nobuhisa Saitoh, Masayoshi Hanafusa, Hidenori Nozawa 2003-05-27
6458464 Decorative sheet 2002-10-01
6383613 Decorative film and method for the production of the same 2002-05-07
6046284 Phenolic hydroxyl-containing resin by reacting epoxy resin with excess difunctional phenol and epoxidation thereof Shuya Shinohara, Nobuhisa Saitoh, Masayoshi Hanafusa, Hidenori Nozawa 2000-04-04
5919824 Aminophenol derivatives Shuichi Yokohama, Keiichi Kawagoe, Yoshihiro Yokomizo, Aki Yokomizo 1999-07-06
5679976 Molded electric parts and method of manufacturing the same Yoshiaki Nishikawa, Masanaga Kikuzawa 1997-10-21
5641291 Printed circuit board connector Kunimichi Sueki, Satoru Kihira 1997-06-24
4997748 Developer solution for positive-working resist composition Hatsuyuki Tanaka, Toshimasa Nakayama 1991-03-05
4831480 Carriage apparatus for signal recording and regenerating equipment 1989-05-16
4579935 Method for manufacturing polymer or copolymer of trioxane Takuzo Kasuga, Takeshi Asano, Yukio Ikenaga, Masami Yamawaki, Koichi Ichimura 1986-04-01
4547565 Method for manufacturing trioxane copolymer Takuzo Kasuga, Takeshi Asano, Yukio Ikenaga, Masami Yamawaki, Koichi Ichimura 1985-10-15