KK

Kazuhiko Kawakami

HI Hitachi: 16 patents #2,438 of 28,497Top 9%
ME Meidensha: 1 patents #255 of 555Top 50%
📍 Hitachinaka, JP: #283 of 2,447 inventorsTop 15%
Overall (All Time): #279,217 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
7453138 Electronic circuit device and manufacturing method thereof Noriyoshi Urushiwara 2008-11-18
7208816 Electronic circuit device and manufacturing method thereof Noriyoshi Urushiwara 2007-04-24
6771460 Spindle motor and magnetic disc device using thereof having radial and thrust bearings Katsutoshi Nii, Masaru Muranishi, Shozo Saegusa, Tsuyoshi Takahashi, Kenji Tomida +5 more 2004-08-03
6680814 Spindle motor and magnetic disc device with hydrodynamic bearings Katsutoshi Nii, Masaru Muranishi, Shozo Saegusa, Tsuyoshi Takahashi, Kenji Tomida +5 more 2004-01-20
6501617 Press-fit and plastic-flow coupling of a shaft to a hub of a disk device Kouji Harada 2002-12-31
6469866 Spindle motor and magnetic disc device with hydrodynamic bearing Katsutoshi Nii, Masaru Muranishi, Shozo Saegusa, Tsuyoshi Takahashi, Kenji Tomida +5 more 2002-10-22
6369981 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit Katsutoshi Nii, Kenji Tomida, Hiroshi Nishida, Kouki Uefune, Yuuichi Yanagase +4 more 2002-04-09
6369980 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit Katsutoshi Nii, Kenji Tomida, Hiroshi Nishida, Kouki Uefune, Yuuichi Yanagase +4 more 2002-04-09
6243230 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit Katsutoshi Nii, Kenji Tomida, Hiroshi Nishida, Kouki Uefune, Yuuichi Yanagase +4 more 2001-06-05
5151334 Fuel cell utilizing solidous electrolyte Kazuo Fushimi, Kaoru Kitakizaki 1992-09-29
5065012 Movement detecting device Norio Moriyama 1991-11-12
5036827 Ignition coil-incorporated distributor for internal combustion engines Junichi Shimada, Kazutoshi Kobayashi, Noboru Sugiura, Ryoichi Koshida 1991-08-06
4979486 Ignition coil-incorporated distributor for internal combustion engines Junichi Shimada, Kazutoshi Kobayashi, Noboru Sugiura, Ryoichi Koshida 1990-12-25
4960099 Distributor for internal combustion engine Junichi Shimada, Kazutoshi Kobayashi, Norio Moriyama 1990-10-02
4546412 Electronic device for automobile Terumi Nakazawa, Hitoshi Minorikawa 1985-10-08
4267470 Rotational angle detecting apparatus Noboru Sugiura 1981-05-12
4248201 Molded ignition device Mitsukuni Tsutsui, Takashi Yoshinari, Toshiaki Iikubo, Noboru Sugiura 1981-02-03