YA

Yuichi Arai

CO Combi: 10 patents #18 of 161Top 15%
WT Western Digital Technologies: 10 patents #328 of 3,180Top 15%
SC Seikoh Giken Co.: 2 patents #26 of 69Top 40%
IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #161,648 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11842754 Dual gasket for manufacturing of hermetically-sealed hard disk drive Miki Namihisa, Hiroshi Matsuda, Takashi Tomita 2023-12-12
11615810 Hard disk drive non-uniform disk shroud clearance Andre S. Chan, Yoshiyuki Hirono 2023-03-28
11373677 Double bend VCM yoke structure Miki Namihisa, Kouki Uefune, Toshio Takahashi 2022-06-28
11348619 Dual gasket for manufacturing of hermetically-sealed hard disk drive Miki Namihisa, Hiroshi Matsuda, Takashi Tomita 2022-05-31
10997998 Tape embedded drive with tied spindle structure Kouki Uefune, Toshio Takahashi, Takako Hayakawa 2021-05-04
10622027 Magnetic storage device with improved top cover gasket and associated method of manufacture Jiro Kaneko, Yoshiya Usami 2020-04-14
10424345 Misalignment-tolerant flexible type electrical feed-through Miki Namihisa, Kimihiko Sudo, Takako Hayakawa 2019-09-24
9721619 Hermetic sealing of hard disk drive using laminated film seal Kimihiko Sudo, Takako Hayakawa, Yuta Onobu 2017-08-01
9721620 Hermetic sealing of hard disk drive using laminated film seal Kimihiko Sudo, Takako Hayakawa, Yuta Onobu 2017-08-01
9704539 Hermetic sealing of hard disk drive using laminated film seal Kimihiko Sudo, Takako Hayakawa, Yuta Onobu 2017-07-11
7246813 Baby carriage folding mechanism for a folding baby carriage Kojiro Yamazaki, Mikiya Tanaka 2007-07-24
7229083 Stroller on which basket can be mounted Kazunao Ogura, Toshiro Yoshie 2007-06-12
7168728 Stroller foldable in three Nobuhide Suga, Toshiharu Hatano 2007-01-30
7044651 Ferrule heating apparatus and method of adhering ferrule and optical fiber Tsuguo Satoh, Kunio Yamada, Takehiko Narita, Tatsuya Fujiwara 2006-05-16
7007968 Baby carriage folding mechanism for a folding baby carriage Kojiro Yamazaki, Mikiya Tanaka 2006-03-07
6860504 Stroller foldable in three Nobuhide Suga, Toshiharu Hatano 2005-03-01
6808314 Optical fiber end face polishing machine Kunio Yamada, Takehiko Narita, Yoshitaka Kimura 2004-10-26
6752413 Baby carriage holding mechanism for a folding baby carriage Kojiro Yamazaki, Mikiya Tanaka 2004-06-22
6422587 Baby carriage folding mechanism for a folding baby carriage Kojiro Yamazaki, Mikiya Tanaka 2002-07-23
D399572 House unit Toshinori Ota 1998-10-13
5757592 Laminated coil for a magnetic head of a disk drive and method for manufacturing the same Sakae Kobayashi, Kohki Noda, Kazuya Takeda, Hiroshi Umezaki 1998-05-26
5511441 Locking/unlocking manipulation mechanism disposed on the handlebars of baby carriage 1996-04-30
5246272 Baby carriage or the like including reclining or collapsing mechanism Hitoshi Kato 1993-09-21
5205579 Handle bar for baby carriage Hitoshi Kato 1993-04-27
5201535 Folding stroller with detachable seat Hitoshi Kato 1993-04-13