YI

Yoshiaki Iida

KS Kawasaki Steel: 11 patents #69 of 1,922Top 4%
CC Cateye Co.: 6 patents #7 of 37Top 20%
PH Phc Holdings: 3 patents #48 of 211Top 25%
Overall (All Time): #183,769 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
D904618 Incubator Akihiro Mochizuki, Fumio Yamada, Tomoyoshi Tokumaru, Keisuke TAIRA 2020-12-08
D901691 Incubator 2020-11-10
D894395 INCUBATOR Akihiro Mochizuki, Fumio Yamada, Tomoyoshi Tokumaru, Keisuke TAIRA 2020-08-25
9616277 Exercise assisting device Fumio Ushikubo, Shigeaki Kimoto 2017-04-11
7413223 Hologram inspection device 2008-08-19
5547078 Housing for accommodating one or more disks 1996-08-20
5457502 Lens for eyeglasses in which plurality of lenses formed of curved surface are coupled integrally 1995-10-10
5413640 Method of producing non-oriented electromagnetic steel strip having superior magnetic properties and appearance Masahiko Manabe, Kazumi Morita, Yoshinari Muro, Takahiro Kan, Hideo Kobayashi +1 more 1995-05-09
D357268 Sunglasses 1995-04-11
5342454 Method of producing grain oriented silicon steel sheet having low iron loss Yasuyuki Hayakawa, Ujihiro Nishiike, Bunjiro Fukuda, Masataka Yamada, Fumihiko Takeuchi +1 more 1994-08-30
D347648 Sunglasses 1994-06-07
D346814 Sunglasses 1994-05-10
D346391 Sunglasses 1994-04-26
D345745 Sunglasses 1994-04-05
5296050 Method of producing grain oriented silicon steel sheets having improved magnetic properties Toshito Takamiya, Masahiko Manabe, Fumihiko Takeuchi, Takashi Obara 1994-03-22
5181972 Process for producing grain oriented silicon steel sheets having excellent magnetic properties Michiro Komatsubara, Mitsumasa Kurosawa, Yasuyuki Hayakawa, Toshio Sadayori 1993-01-26
5173129 Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same Ujihiro Nishiike, Michiro Komatsubara, Isao Matoba 1992-12-22
4975127 Method of producing grain oriented silicon steel sheets having magnetic properties Mitsumasa Kurosawa, Masayuki Sakaguchi, Katsuo Iwamoto, Yoshinori Kobayashi 1990-12-04
4952253 Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same Ujihiro Nishiike, Michiro Komatsubara, Isao Matoba 1990-08-28
4655854 Grain-oriented silicon steel sheet having a low iron loss free from deterioration due to stress-relief annealing and a method of producing the same Ujihiro Nishiike, Michiro Komatsubara, Isao Matoba 1987-04-07
4642141 Method for producing grain-oriented silicon steel sheets Katsuo Iwamoto 1987-02-10
4439252 Method of producing grain-oriented silicon steel sheets having excellent magnetic properties Katsuo Iwamoto, Tomomichi Goto, Yoshinori Kobayashi, Isao Matoba 1984-03-27
4212689 Method for producing grain-oriented electrical steel sheets or strips having a very high magnetic induction Yoh Shimizu, Tomomichi Goto, Hiromi Mitsunori, Isao Matoba 1980-07-15