KS

Kunitsuna Sasaki

KO Konica: 15 patents #117 of 1,958Top 6%
Tdk: 2 patents #1,902 of 3,796Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
Overall (All Time): #278,997 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7556681 Ink for ink-jet recording Hirotaka Iijima 2009-07-07
RE36220 Magnetic recording medium having a magnetic layer with specified limits of both RA and R10Z surface roughness Takahiro Mori, Hisato Kato, Kazuyoshi Imai, Takahiro Hayashi 1999-06-01
5545462 Magnetic recording medium Narito Goto, Masanori Isshiki, Nobuyuki Sekiguchi, Katsuyuki Takeda, Hideki Takahashi 1996-08-13
5480713 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi, Hideki Takahashi, Ryosuki Isobe +1 more 1996-01-02
5478626 Magnetic recording medium having a magnetic layer with specified limits of both Ra and R10z surface roughness Takahiro Mori, Hisato Kato, Kazuyoshi Imai, Takahiro Hayashi 1995-12-26
5460876 Magnetic recording medium Takafumi Yanagita 1995-10-24
5449527 Method of producing magnetic recording medium Seiichi Tobisawa, Ryosuke Isobe 1995-09-12
5324582 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi 1994-06-28
5320901 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi 1994-06-14
5304416 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi 1994-04-19
5215833 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi 1993-06-01
5153079 Magnetic recording medium comprising ferromagnetic powder and polar group containing ginder resins having different glass transition temperatures Kiyoshi Sawada, Ryosuke Isobe, Takahiro Mori, Yuki Ando 1992-10-06
5151330 Magnetic recording medium comprising magnetic particles and a polyurethane resin binder having a polycaprolactone structural unit Kenji Kumamoto 1992-09-29
5149585 Magnetic recording medium Narito Goto, Katsuyuki Takeda, Nobuyuki Sekiguchi 1992-09-22
5094916 Magnetic recording medium comprising a polyurethane binder resin having a specified glass transition, molecular weight, and polar group content Kiyoshi Sawada, Ryosuke Isobe, Takahiro Mori, Yuki Ando 1992-03-10
5061516 Production method for magnetic recording medium Ryosuke Isobe, Kiyoshi Sawada, Takahiro Mori, Yuki Ando 1991-10-29
4731292 Magnetic recording medium Yoshitaka Yasufuku, Toshiaki Shibue, Kazumasa Matsumoto 1988-03-15