KW

Katsuyuki Watanabe

Fujitsu Limited: 20 patents #1,402 of 24,456Top 6%
FU Fujifilm: 19 patents #422 of 4,519Top 10%
KC Kyowa Hakko Kogyo Co.: 3 patents #287 of 943Top 35%
TC Toyama Chemical Co.: 1 patents #169 of 270Top 65%
NA Nabtesco: 1 patents #159 of 320Top 50%
NM National Research Institute For Metals: 1 patents #66 of 167Top 40%
RI Riken: 1 patents #679 of 1,824Top 40%
Overall (All Time): #68,032 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6566042 Method for producing image and high-speed photothermographic material Takahiro Goto, Minoru Sakai 2003-05-20
6482582 Image recording material Masaru Takasaki 2002-11-19
6383731 Polyhalogenomethylsulfonyl compound Masaru Takasaki, Hisashi Okamura 2002-05-07
6376166 Heat-developable photosensitive material Toyohisa Oya, Masaru Takasaki, Minoru Sakai 2002-04-23
6368782 Photothermographic material Kouta Fukui, Masaru Takasaki 2002-04-09
6358677 Heat-developable recording material Masahiko Taniguchi, Shigeo Hirano, Minoru Sakai 2002-03-19
6350569 Heat-developable photographic material Hiroyuki Suzuki, Masaru Takasaki, Shigeo Hirano 2002-02-26
6329127 Heat-developable photosensitive material and method for forming image using the same Tadashi Ito, Kazunobu Katoh, Minoru Sakai 2001-12-11
6329134 Heat-developable photosensitive material Minoru Sakai, Toyohisa Oya 2001-12-11
6316670 Polyhalogenomethylsulfonyl compound Masaru Takasaki, Hisashi Okamura 2001-11-13
6274302 Photothermographic element Kouta Fukui 2001-08-14
6261739 Laser ablative recording material Tadashi Ito, Makoto Ishihara, Tatsuhiko Obayashi 2001-07-17
6027872 Thermographic photographic element Ryo Suzuki, Tsutomu Arai, Shigeo Hirano, Minoru Sakai 2000-02-22
6025122 Heat-developable photographic materials Minoru Sakai, Shigeo Hirano 2000-02-15
5951754 Method of fabricating semiconductor quantum box Nobuyuki Koguchi, Keiko Ishige, Chea Deak Lee 1999-09-14
5100759 Color light-sensitive material with infrared dye releaser Kozo Sato, Hiroshi Hara, Koki Nakamura, Masaaki Tsukase 1992-03-31
4851353 Method and test composition for determination of lipid peroxide Akira Miike, Yoshiaki Shimizu, Toshio Tatano 1989-07-25
4384042 Method and test composition for determination of hydrogen peroxide Akira Miike, Yoshiaki Shimizu, Toshio Tatano 1983-05-17
4271310 Method of determining cholinesterase activity and choline derivatives for use in the method Tadatoshi Hayashi, Hiroaki Hayashi, by Atsuko Hayashi, heir, by Yuko Hayashi, heir, Toshio Tatano +1 more 1981-06-02