IN

Irizo Naniwa

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
HB Hgst Netherlands, B.V.: 5 patents #155 of 972Top 20%
WT Western Digital Technologies: 5 patents #645 of 3,180Top 25%
HG HGST: 2 patents #1,032 of 1,677Top 65%
Overall (All Time): #128,453 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 25 most recent of 29 patents

Patent #TitleCo-InventorsDate
12361966 Pre-solder bump preventive overcoating Kenichi Murata, Yuhsuke Matsumoto 2025-07-15
11908497 Hard disk drive suspension pad pre-solder sidewalls Kenichi Murata 2024-02-20
11705153 Hard disk drive suspension pad pre-solder formation and guiding Yoshio Uematsu 2023-07-18
10468057 Flexure and actuator system for magnetic recording device Tatsumi Tsuchiya, Shigeo Nakamura 2019-11-05
9966093 Heat assisted magnetic recording head gimbal assembly and hard disk drive using same Shigeo Nakamura, Tomoaki Uno 2018-05-08
9153275 Laser-integrated head gimbal assembly having laser contact protection Shigeo Nakamura, Kenji Suzuki, Takuya Matsumoto, Harukazu Miyamoto 2015-10-06
9025423 Thermally conductive features for a heat-assisted magnetic recording head Tadaaki Tomiyama 2015-05-05
9013967 Heat-dissipating stepped slider for a heat-assisted magnetic recording head Shigeo Nakamura, Harukazu Miyamoto, Tomoaki Uno 2015-04-21
8923099 Heat assisted magnetic recording head gimbal assembly and hard disk drive using same Takuya Matsumoto, Satoshi Arai 2014-12-30
8848318 Magnetic head slider apparatus, magnetic disk drive apparatus, and suspension thereof Ryuji Tsuchiyama, Takuya Matsumoto 2014-09-30
8593749 Hard-disk drive including fly-height-adjustment heating element and position-adjustment heating element and method of controlling fly height Takenori Atsumi, Toshiya Shiramatsu, Masayuki Kurita 2013-11-26
8526274 Thermally assisted magnetic recording device Takuya Matsumoto, Yukio Kato 2013-09-03
8477570 Thermally assisted magnetic head assembly and magnetic disk device Satoshi Arai, Junichiro Shimizu, Takuya Matsumoto, Shigeyuki Sasaki 2013-07-02
8456965 Thermally assisted magnetic recording head Takuya Matsumoto, Yukio Kato 2013-06-04
8437228 Thermally-assisted magnetic recording head Naoki Matsushima, Satoshi Arai, Takuya Matsumoto, Jun Shimizu 2013-05-07
8339725 Magnetic head slider and magnetic disc drive Kyosuke Ono 2012-12-25
8300503 Thermally-assisted magnetic recording head Satoshi Arai, Naoki Matsushima, Junichiro Shimizu 2012-10-30
8270262 Thermally assisted magnetic recording head and head assembly Takuya Matsumoto, Satoshi Arai, Junichiro Shimizu 2012-09-18
8218405 Head slider and disk drive Masayuki Kurita, Toshiya Shiramatsu 2012-07-10
8179745 Head gimbal assembly and disk drive Shigeo Nakamura, Kimihiko Sudo, Shinobu Hagiya, Shigenori Takada 2012-05-15
8116176 Thermally assisted magnetic head-slider and head-gimbal assembly Yukio Kato 2012-02-14
7969826 Thermally assisted magnetic recording head having movable mirror for optical switching Yukio Kato 2011-06-28
7616532 Optical disc drive Shigeo Nakamura, Takeshi Shimano, Masaya Horino, No Cheol Park, Jeonghoon Yoo +3 more 2009-11-10
7241038 Light distribution control device Kazutaka Satou, Masaya Horino, Tatsuhiko Monji, Ken Ohsumi 2007-07-10
7130159 Magnetic disk apparatus Toshihiko Shimizu, Hiromitsu Masuda, Mikio Tokuyama, Shigeo Nakamura, Kousaku Wakatsuki +2 more 2006-10-31