HW

Harumi Watanabe

FI Fujifilm Business Innovation: 6 patents #1,500 of 5,238Top 30%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
AC Asahi Kasei Chemicals: 3 patents #106 of 543Top 20%
AK Asahi Kasei Kabushiki Kaisha: 3 patents #181 of 1,220Top 15%
AC Asahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
NC New Oji Paper Co: 2 patents #17 of 139Top 15%
OC Oji Paper Co.: 2 patents #101 of 423Top 25%
Overall (All Time): #182,459 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
11286237 Method for manufacturing methacrylic resin composition Katsuhiro Iwase, Keigo SASAKI 2022-03-29
10312440 Variable resistance element and memory device Hiromichi Kuriyama, Masumi Saitoh, Takayuki Ishikawa 2019-06-04
10174145 Methacrylic resin Junichi Yoshida, Katsuhiro Iwase, Keigo SASAKI, Miyuki Kazunori 2019-01-08
10017627 Methacrylic resin composition Katsuhiro Iwase, Keigo SASAKI, Toshiharu Seyama, Fumiki Murakami, Miyuki Kazunori 2018-07-10
7759450 Polytrimethylene terephthalate resin and method for producing the same Hiroshi Yokoyama, Hiroshige Okamoto 2010-07-20
D560362 Metal fitting for bags 2008-01-29
7255918 Coated paper sheet Atsushi Myojo, Hiroyuki Wakasa, Osamu Kitao 2007-08-14
7202326 Glycolic acid copolymer and method for production thereof Yoshito Kuroda, MASAKO YOKOYAMA 2007-04-10
7164040 Process for production of high-purity crystals of glycolic acid Yoshito Kuroda 2007-01-16
6592984 Electrophotographic transfer paper Tsukasa Matsuda, Kunio Sakurai, Tsutomu Kurihara, Masaru Kato 2003-07-15
6350562 Concentrated fixing solution and method for processing silver halide photographic material using the same Minoru Yamada, Mitsunori Hirano, Hisashi Okada 2002-02-26
6217708 Double-side and full color transfer paper for electrophotography Tsutomu Kurihara, Katsumi Harada, Masaru Kato 2001-04-17
6191207 Polyamide resin composition and molded articles Osamu Fujii 2001-02-20
6120954 Electrophotographic transfer paper and color image forming method Tsukasa Matsuda, Kunio Sakurai, Masaru Kato 2000-09-19
5925446 Electrophotographic transfer paper and color image forming method Tsukasa Matsuda, Kunio Sakurai, Masaru Kato 1999-07-20
5840472 Developer for silver halide photographic photosensitive material Hirotomo Sasaki, Kohzaburoh Yamada 1998-11-24
5695909 Silver halide photographic material Toyohisa Oya, Kazuki Yamazaki 1997-12-09
5662995 Transfer paper for electrophotography and process for producing the same Kunio Sakurai, Tsukasa Matsuda, Kyoko Inoue, Masaru Kato 1997-09-02
5637383 Electrophotographic transfer paper Kunio Sakurai, Tsukasa Matsuda, Masaru Kato 1997-06-10
5288595 Method for processing silver halide photosensitive material Tetsuro Kojima, Nobuo Watanabe 1994-02-22
5093442 Method for producing a homopolymer or copolymer of an .alpha.-olefin Shigeo Tsuyama 1992-03-03
4939889 Package wrapping apparatus equipped with film hauling device 1990-07-10
4924659 Sealing height adjusting device for package wrapping apparatus 1990-05-15